2020123456

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{2428033}}^1$

素因数の和:2428058

約数の個数: 28

約数和(自身を含む): 4317044452

約数和(自身を除く): 2296920996

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 2428033, 4856066, 9712132, 19424264, 31564429, 38848528, 63128858, 77697056, 126257716, 155394112, 252515432, 505030864, 1010061728, 2020123456]

約数ペア:

[(1, 2020123456), (2, 1010061728), (4, 505030864), (8, 252515432), (13, 155394112), (16, 126257716), (26, 77697056), (32, 63128858), (52, 38848528), (64, 31564429), (104, 19424264), (208, 9712132), (416, 4856066), (832, 2428033)]