1987156610

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1\times {\mathrm{12739}}^1$

素因数の和:13586

約数の個数: 32

約数和(自身を含む): 3770020800

約数和(自身を除く): 1782864190

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 821, 1642, 4105, 8210, 12739, 15599, 25478, 31198, 63695, 77995, 127390, 155990, 242041, 484082, 1210205, 2420410, 10458719, 20917438, 52293595, 104587190, 198715661, 397431322, 993578305, 1987156610]

約数ペア:

[(1, 1987156610), (2, 993578305), (5, 397431322), (10, 198715661), (19, 104587190), (38, 52293595), (95, 20917438), (190, 10458719), (821, 2420410), (1642, 1210205), (4105, 484082), (8210, 242041), (12739, 155990), (15599, 127390), (25478, 77995), (31198, 63695)]