18361920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:668

約数の個数: 112

約数和(自身を含む): 60277248

約数和(自身を除く): 41915328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 617, 620, 744, 930, 960, 992, 1234, 1240, 1488, 1851, 1860, 1984, 2468, 2480, 2976, 3085, 3702, 3720, 4936, 4960, 5952, 6170, 7404, 7440, 9255, 9872, 9920, 12340, 14808, 14880, 18510, 19127, 19744, 24680, 29616, 29760, 37020, 38254, 39488, 49360, 57381, 59232, 74040, 76508, 95635, 98720, 114762, 118464, 148080, 153016, 191270, 197440, 229524, 286905, 296160, 306032, 382540, 459048, 573810, 592320, 612064, 765080, 918096, 1147620, 1224128, 1530160, 1836192, 2295240, 3060320, 3672384, 4590480, 6120640, 9180960, 18361920]

約数ペア:

[(1, 18361920), (2, 9180960), (3, 6120640), (4, 4590480), (5, 3672384), (6, 3060320), (8, 2295240), (10, 1836192), (12, 1530160), (15, 1224128), (16, 1147620), (20, 918096), (24, 765080), (30, 612064), (31, 592320), (32, 573810), (40, 459048), (48, 382540), (60, 306032), (62, 296160), (64, 286905), (80, 229524), (93, 197440), (96, 191270), (120, 153016), (124, 148080), (155, 118464), (160, 114762), (186, 98720), (192, 95635), (240, 76508), (248, 74040), (310, 59232), (320, 57381), (372, 49360), (465, 39488), (480, 38254), (496, 37020), (617, 29760), (620, 29616), (744, 24680), (930, 19744), (960, 19127), (992, 18510), (1234, 14880), (1240, 14808), (1488, 12340), (1851, 9920), (1860, 9872), (1984, 9255), (2468, 7440), (2480, 7404), (2976, 6170), (3085, 5952), (3702, 4960), (3720, 4936)]