2020123612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{138251}}^1$

素因数の和:138549

約数の個数: 24

約数和(自身を含む): 3820732272

約数和(自身を除く): 1800608660

約数列:

[1, 2, 4, 13, 26, 52, 281, 562, 1124, 3653, 7306, 14612, 138251, 276502, 553004, 1797263, 3594526, 7189052, 38848531, 77697062, 155394124, 505030903, 1010061806, 2020123612]

約数ペア:

[(1, 2020123612), (2, 1010061806), (4, 505030903), (13, 155394124), (26, 77697062), (52, 38848531), (281, 7189052), (562, 3594526), (1124, 1797263), (3653, 553004), (7306, 276502), (14612, 138251)]