19788045012

素因数分解:

$2^2\times 3^5\times {\mathrm{1103}}^1\times {\mathrm{18457}}^1$

素因数の和:19579

約数の個数: 72

約数和(自身を含む): 51922206336

約数和(自身を除く): 32134161324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 1103, 2206, 3309, 4412, 6618, 9927, 13236, 18457, 19854, 29781, 36914, 39708, 55371, 59562, 73828, 89343, 110742, 119124, 166113, 178686, 221484, 268029, 332226, 357372, 498339, 536058, 664452, 996678, 1072116, 1495017, 1993356, 2990034, 4485051, 5980068, 8970102, 17940204, 20358071, 40716142, 61074213, 81432284, 122148426, 183222639, 244296852, 366445278, 549667917, 732890556, 1099335834, 1649003751, 2198671668, 3298007502, 4947011253, 6596015004, 9894022506, 19788045012]

約数ペア:

[(1, 19788045012), (2, 9894022506), (3, 6596015004), (4, 4947011253), (6, 3298007502), (9, 2198671668), (12, 1649003751), (18, 1099335834), (27, 732890556), (36, 549667917), (54, 366445278), (81, 244296852), (108, 183222639), (162, 122148426), (243, 81432284), (324, 61074213), (486, 40716142), (972, 20358071), (1103, 17940204), (2206, 8970102), (3309, 5980068), (4412, 4485051), (6618, 2990034), (9927, 1993356), (13236, 1495017), (18457, 1072116), (19854, 996678), (29781, 664452), (36914, 536058), (39708, 498339), (55371, 357372), (59562, 332226), (73828, 268029), (89343, 221484), (110742, 178686), (119124, 166113)]