19188978856

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{26950813}}^1$

素因数の和:26950908

約数の個数: 16

約数和(自身を含む): 36383598900

約数和(自身を除く): 17194620044

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 26950813, 53901626, 107803252, 215606504, 2398622357, 4797244714, 9594489428, 19188978856]

約数ペア:

[(1, 19188978856), (2, 9594489428), (4, 4797244714), (8, 2398622357), (89, 215606504), (178, 107803252), (356, 53901626), (712, 26950813)]