22154288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2477}}^1$

素因数の和:2541

約数の個数: 40

約数和(自身を含む): 47319888

約数和(自身を除く): 25165600

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 2477, 4472, 4954, 8944, 9908, 19816, 32201, 39632, 64402, 106511, 128804, 213022, 257608, 426044, 515216, 852088, 1384643, 1704176, 2769286, 5538572, 11077144, 22154288]

約数ペア:

[(1, 22154288), (2, 11077144), (4, 5538572), (8, 2769286), (13, 1704176), (16, 1384643), (26, 852088), (43, 515216), (52, 426044), (86, 257608), (104, 213022), (172, 128804), (208, 106511), (344, 64402), (559, 39632), (688, 32201), (1118, 19816), (2236, 9908), (2477, 8944), (4472, 4954)]