18706953984

素因数分解:

$2^8\times 3^1\times {\mathrm{389}}^1\times {\mathrm{62617}}^1$

素因数の和:63025

約数の個数: 72

約数和(自身を含む): 49916564880

約数和(自身を除く): 31209610896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 389, 768, 778, 1167, 1556, 2334, 3112, 4668, 6224, 9336, 12448, 18672, 24896, 37344, 49792, 62617, 74688, 99584, 125234, 149376, 187851, 250468, 298752, 375702, 500936, 751404, 1001872, 1502808, 2003744, 3005616, 4007488, 6011232, 8014976, 12022464, 16029952, 24044928, 24358013, 48089856, 48716026, 73074039, 97432052, 146148078, 194864104, 292296156, 389728208, 584592312, 779456416, 1169184624, 1558912832, 2338369248, 3117825664, 4676738496, 6235651328, 9353476992, 18706953984]

約数ペア:

[(1, 18706953984), (2, 9353476992), (3, 6235651328), (4, 4676738496), (6, 3117825664), (8, 2338369248), (12, 1558912832), (16, 1169184624), (24, 779456416), (32, 584592312), (48, 389728208), (64, 292296156), (96, 194864104), (128, 146148078), (192, 97432052), (256, 73074039), (384, 48716026), (389, 48089856), (768, 24358013), (778, 24044928), (1167, 16029952), (1556, 12022464), (2334, 8014976), (3112, 6011232), (4668, 4007488), (6224, 3005616), (9336, 2003744), (12448, 1502808), (18672, 1001872), (24896, 751404), (37344, 500936), (49792, 375702), (62617, 298752), (74688, 250468), (99584, 187851), (125234, 149376)]