18897896

素因数分解:

$2^3\times {\mathrm{557}}^1\times {\mathrm{4241}}^1$

素因数の和:4804

約数の個数: 16

約数和(自身を含む): 35505540

約数和(自身を除く): 16607644

約数列:

[1, 2, 4, 8, 557, 1114, 2228, 4241, 4456, 8482, 16964, 33928, 2362237, 4724474, 9448948, 18897896]

約数ペア:

[(1, 18897896), (2, 9448948), (4, 4724474), (8, 2362237), (557, 33928), (1114, 16964), (2228, 8482), (4241, 4456)]