20456216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{232457}}^1$

素因数の和:232474

約数の個数: 16

約数和(自身を含む): 41842440

約数和(自身を除く): 21386224

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 232457, 464914, 929828, 1859656, 2557027, 5114054, 10228108, 20456216]

約数ペア:

[(1, 20456216), (2, 10228108), (4, 5114054), (8, 2557027), (11, 1859656), (22, 929828), (44, 464914), (88, 232457)]