18440784

素因数分解:

$2^4\times 3^7\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:77

約数の個数: 160

約数和(自身を含む): 58567680

約数和(自身を除く): 40126896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 31, 34, 36, 48, 51, 54, 62, 68, 72, 81, 93, 102, 108, 124, 136, 144, 153, 162, 186, 204, 216, 243, 248, 272, 279, 306, 324, 372, 408, 432, 459, 486, 496, 527, 558, 612, 648, 729, 744, 816, 837, 918, 972, 1054, 1116, 1224, 1296, 1377, 1458, 1488, 1581, 1674, 1836, 1944, 2108, 2187, 2232, 2448, 2511, 2754, 2916, 3162, 3348, 3672, 3888, 4131, 4216, 4374, 4464, 4743, 5022, 5508, 5832, 6324, 6696, 7344, 7533, 8262, 8432, 8748, 9486, 10044, 11016, 11664, 12393, 12648, 13392, 14229, 15066, 16524, 17496, 18972, 20088, 22032, 22599, 24786, 25296, 28458, 30132, 33048, 34992, 37179, 37944, 40176, 42687, 45198, 49572, 56916, 60264, 66096, 67797, 74358, 75888, 85374, 90396, 99144, 113832, 120528, 128061, 135594, 148716, 170748, 180792, 198288, 227664, 256122, 271188, 297432, 341496, 361584, 384183, 512244, 542376, 594864, 682992, 768366, 1024488, 1084752, 1152549, 1536732, 2048976, 2305098, 3073464, 4610196, 6146928, 9220392, 18440784]

約数ペア:

[(1, 18440784), (2, 9220392), (3, 6146928), (4, 4610196), (6, 3073464), (8, 2305098), (9, 2048976), (12, 1536732), (16, 1152549), (17, 1084752), (18, 1024488), (24, 768366), (27, 682992), (31, 594864), (34, 542376), (36, 512244), (48, 384183), (51, 361584), (54, 341496), (62, 297432), (68, 271188), (72, 256122), (81, 227664), (93, 198288), (102, 180792), (108, 170748), (124, 148716), (136, 135594), (144, 128061), (153, 120528), (162, 113832), (186, 99144), (204, 90396), (216, 85374), (243, 75888), (248, 74358), (272, 67797), (279, 66096), (306, 60264), (324, 56916), (372, 49572), (408, 45198), (432, 42687), (459, 40176), (486, 37944), (496, 37179), (527, 34992), (558, 33048), (612, 30132), (648, 28458), (729, 25296), (744, 24786), (816, 22599), (837, 22032), (918, 20088), (972, 18972), (1054, 17496), (1116, 16524), (1224, 15066), (1296, 14229), (1377, 13392), (1458, 12648), (1488, 12393), (1581, 11664), (1674, 11016), (1836, 10044), (1944, 9486), (2108, 8748), (2187, 8432), (2232, 8262), (2448, 7533), (2511, 7344), (2754, 6696), (2916, 6324), (3162, 5832), (3348, 5508), (3672, 5022), (3888, 4743), (4131, 4464), (4216, 4374)]