45720272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{219809}}^1$

素因数の和:219830

約数の個数: 20

約数和(自身を含む): 95397540

約数和(自身を除く): 49677268

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 219809, 439618, 879236, 1758472, 2857517, 3516944, 5715034, 11430068, 22860136, 45720272]

約数ペア:

[(1, 45720272), (2, 22860136), (4, 11430068), (8, 5715034), (13, 3516944), (16, 2857517), (26, 1758472), (52, 879236), (104, 439618), (208, 219809)]