20170893872

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{9926621}}^1$

素因数の和:9926756

約数の個数: 20

約数和(自身を含む): 39388836096

約数和(自身を除く): 19217942224

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 9926621, 19853242, 39706484, 79412968, 158825936, 1260680867, 2521361734, 5042723468, 10085446936, 20170893872]

約数ペア:

[(1, 20170893872), (2, 10085446936), (4, 5042723468), (8, 2521361734), (16, 1260680867), (127, 158825936), (254, 79412968), (508, 39706484), (1016, 19853242), (2032, 9926621)]