18860688

素因数分解:

$2^4\times 3^7\times 7^2\times {\mathrm{11}}^1$

素因数の和:54

約数の個数: 240

約数和(自身を含む): 69549120

約数和(自身を除く): 50688432

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 33, 36, 42, 44, 48, 49, 54, 56, 63, 66, 72, 77, 81, 84, 88, 98, 99, 108, 112, 126, 132, 144, 147, 154, 162, 168, 176, 189, 196, 198, 216, 231, 243, 252, 264, 294, 297, 308, 324, 336, 378, 392, 396, 432, 441, 462, 486, 504, 528, 539, 567, 588, 594, 616, 648, 693, 729, 756, 784, 792, 882, 891, 924, 972, 1008, 1078, 1134, 1176, 1188, 1232, 1296, 1323, 1386, 1458, 1512, 1584, 1617, 1701, 1764, 1782, 1848, 1944, 2079, 2156, 2187, 2268, 2352, 2376, 2646, 2673, 2772, 2916, 3024, 3234, 3402, 3528, 3564, 3696, 3888, 3969, 4158, 4312, 4374, 4536, 4752, 4851, 5103, 5292, 5346, 5544, 5832, 6237, 6468, 6804, 7056, 7128, 7938, 8019, 8316, 8624, 8748, 9072, 9702, 10206, 10584, 10692, 11088, 11664, 11907, 12474, 12936, 13608, 14256, 14553, 15309, 15876, 16038, 16632, 17496, 18711, 19404, 20412, 21168, 21384, 23814, 24057, 24948, 25872, 27216, 29106, 30618, 31752, 32076, 33264, 34992, 35721, 37422, 38808, 40824, 42768, 43659, 47628, 48114, 49896, 56133, 58212, 61236, 63504, 64152, 71442, 74844, 77616, 81648, 87318, 95256, 96228, 99792, 107163, 112266, 116424, 122472, 128304, 130977, 142884, 149688, 168399, 174636, 190512, 192456, 214326, 224532, 232848, 244944, 261954, 285768, 299376, 336798, 349272, 384912, 392931, 428652, 449064, 523908, 571536, 673596, 698544, 785862, 857304, 898128, 1047816, 1178793, 1347192, 1571724, 1714608, 2095632, 2357586, 2694384, 3143448, 4715172, 6286896, 9430344, 18860688]

約数ペア:

[(1, 18860688), (2, 9430344), (3, 6286896), (4, 4715172), (6, 3143448), (7, 2694384), (8, 2357586), (9, 2095632), (11, 1714608), (12, 1571724), (14, 1347192), (16, 1178793), (18, 1047816), (21, 898128), (22, 857304), (24, 785862), (27, 698544), (28, 673596), (33, 571536), (36, 523908), (42, 449064), (44, 428652), (48, 392931), (49, 384912), (54, 349272), (56, 336798), (63, 299376), (66, 285768), (72, 261954), (77, 244944), (81, 232848), (84, 224532), (88, 214326), (98, 192456), (99, 190512), (108, 174636), (112, 168399), (126, 149688), (132, 142884), (144, 130977), (147, 128304), (154, 122472), (162, 116424), (168, 112266), (176, 107163), (189, 99792), (196, 96228), (198, 95256), (216, 87318), (231, 81648), (243, 77616), (252, 74844), (264, 71442), (294, 64152), (297, 63504), (308, 61236), (324, 58212), (336, 56133), (378, 49896), (392, 48114), (396, 47628), (432, 43659), (441, 42768), (462, 40824), (486, 38808), (504, 37422), (528, 35721), (539, 34992), (567, 33264), (588, 32076), (594, 31752), (616, 30618), (648, 29106), (693, 27216), (729, 25872), (756, 24948), (784, 24057), (792, 23814), (882, 21384), (891, 21168), (924, 20412), (972, 19404), (1008, 18711), (1078, 17496), (1134, 16632), (1176, 16038), (1188, 15876), (1232, 15309), (1296, 14553), (1323, 14256), (1386, 13608), (1458, 12936), (1512, 12474), (1584, 11907), (1617, 11664), (1701, 11088), (1764, 10692), (1782, 10584), (1848, 10206), (1944, 9702), (2079, 9072), (2156, 8748), (2187, 8624), (2268, 8316), (2352, 8019), (2376, 7938), (2646, 7128), (2673, 7056), (2772, 6804), (2916, 6468), (3024, 6237), (3234, 5832), (3402, 5544), (3528, 5346), (3564, 5292), (3696, 5103), (3888, 4851), (3969, 4752), (4158, 4536), (4312, 4374)]