20112122

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{11161}}^1$

素因数の和:11233

約数の個数: 16

約数和(自身を含む): 32548392

約数和(自身を除く): 12436270

約数列:

[1, 2, 17, 34, 53, 106, 901, 1802, 11161, 22322, 189737, 379474, 591533, 1183066, 10056061, 20112122]

約数ペア:

[(1, 20112122), (2, 10056061), (17, 1183066), (34, 591533), (53, 379474), (106, 189737), (901, 22322), (1802, 11161)]