4001822

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1801}}^1$

素因数の和:1915

約数の個数: 16

約数和(自身を含む): 6616944

約数和(自身を除く): 2615122

約数列:

[1, 2, 11, 22, 101, 202, 1111, 1801, 2222, 3602, 19811, 39622, 181901, 363802, 2000911, 4001822]

約数ペア:

[(1, 4001822), (2, 2000911), (11, 363802), (22, 181901), (101, 39622), (202, 19811), (1111, 3602), (1801, 2222)]