20188432

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{457}}^1$

素因数の和:727

約数の個数: 40

約数和(自身を含む): 42934752

約数和(自身を除く): 22746320

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 251, 457, 502, 914, 1004, 1828, 2008, 2761, 3656, 4016, 5027, 5522, 7312, 10054, 11044, 20108, 22088, 40216, 44176, 80432, 114707, 229414, 458828, 917656, 1261777, 1835312, 2523554, 5047108, 10094216, 20188432]

約数ペア:

[(1, 20188432), (2, 10094216), (4, 5047108), (8, 2523554), (11, 1835312), (16, 1261777), (22, 917656), (44, 458828), (88, 229414), (176, 114707), (251, 80432), (457, 44176), (502, 40216), (914, 22088), (1004, 20108), (1828, 11044), (2008, 10054), (2761, 7312), (3656, 5522), (4016, 5027)]