20178097648

素因数分解:

$2^4\times {\mathrm{6079}}^1\times {\mathrm{207457}}^1$

素因数の和:213544

約数の個数: 20

約数和(自身を含む): 39101683840

約数和(自身を除く): 18923586192

約数列:

[1, 2, 4, 8, 16, 6079, 12158, 24316, 48632, 97264, 207457, 414914, 829828, 1659656, 3319312, 1261131103, 2522262206, 5044524412, 10089048824, 20178097648]

約数ペア:

[(1, 20178097648), (2, 10089048824), (4, 5044524412), (8, 2522262206), (16, 1261131103), (6079, 3319312), (12158, 1659656), (24316, 829828), (48632, 414914), (97264, 207457)]