18771984

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1693}}^1$

素因数の和:1725

約数の個数: 120

約数和(自身を含む): 65537472

約数和(自身を除く): 46765488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 99, 112, 126, 132, 144, 154, 168, 176, 198, 231, 252, 264, 308, 336, 396, 462, 504, 528, 616, 693, 792, 924, 1008, 1232, 1386, 1584, 1693, 1848, 2772, 3386, 3696, 5079, 5544, 6772, 10158, 11088, 11851, 13544, 15237, 18623, 20316, 23702, 27088, 30474, 35553, 37246, 40632, 47404, 55869, 60948, 71106, 74492, 81264, 94808, 106659, 111738, 121896, 130361, 142212, 148984, 167607, 189616, 213318, 223476, 243792, 260722, 284424, 297968, 335214, 391083, 426636, 446952, 521444, 568848, 670428, 782166, 853272, 893904, 1042888, 1173249, 1340856, 1564332, 1706544, 2085776, 2346498, 2681712, 3128664, 4692996, 6257328, 9385992, 18771984]

約数ペア:

[(1, 18771984), (2, 9385992), (3, 6257328), (4, 4692996), (6, 3128664), (7, 2681712), (8, 2346498), (9, 2085776), (11, 1706544), (12, 1564332), (14, 1340856), (16, 1173249), (18, 1042888), (21, 893904), (22, 853272), (24, 782166), (28, 670428), (33, 568848), (36, 521444), (42, 446952), (44, 426636), (48, 391083), (56, 335214), (63, 297968), (66, 284424), (72, 260722), (77, 243792), (84, 223476), (88, 213318), (99, 189616), (112, 167607), (126, 148984), (132, 142212), (144, 130361), (154, 121896), (168, 111738), (176, 106659), (198, 94808), (231, 81264), (252, 74492), (264, 71106), (308, 60948), (336, 55869), (396, 47404), (462, 40632), (504, 37246), (528, 35553), (616, 30474), (693, 27088), (792, 23702), (924, 20316), (1008, 18623), (1232, 15237), (1386, 13544), (1584, 11851), (1693, 11088), (1848, 10158), (2772, 6772), (3386, 5544), (3696, 5079)]