20151856118

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1\times {\mathrm{247913}}^1$

素因数の和:248431

約数の個数: 16

約数和(自身を含む): 30612420720

約数和(自身を除く): 10460564602

約数列:

[1, 2, 97, 194, 419, 838, 40643, 81286, 247913, 495826, 24047561, 48095122, 103875547, 207751094, 10075928059, 20151856118]

約数ペア:

[(1, 20151856118), (2, 10075928059), (97, 207751094), (194, 103875547), (419, 48095122), (838, 24047561), (40643, 495826), (81286, 247913)]