20171954890

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1\times {\mathrm{34267}}^1$

素因数の和:34391

約数の個数: 48

約数和(自身を含む): 38186340192

約数和(自身を除く): 18014385302

約数列:

[1, 2, 5, 10, 37, 43, 74, 86, 185, 215, 370, 430, 1369, 1591, 2738, 3182, 6845, 7955, 13690, 15910, 34267, 58867, 68534, 117734, 171335, 294335, 342670, 588670, 1267879, 1473481, 2535758, 2946962, 6339395, 7367405, 12678790, 14734810, 46911523, 54518797, 93823046, 109037594, 234557615, 272593985, 469115230, 545187970, 2017195489, 4034390978, 10085977445, 20171954890]

約数ペア:

[(1, 20171954890), (2, 10085977445), (5, 4034390978), (10, 2017195489), (37, 545187970), (43, 469115230), (74, 272593985), (86, 234557615), (185, 109037594), (215, 93823046), (370, 54518797), (430, 46911523), (1369, 14734810), (1591, 12678790), (2738, 7367405), (3182, 6339395), (6845, 2946962), (7955, 2535758), (13690, 1473481), (15910, 1267879), (34267, 588670), (58867, 342670), (68534, 294335), (117734, 171335)]