18272176

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{821}}^1$

素因数の和:949

約数の個数: 40

約数和(自身を含む): 38528784

約数和(自身を除く): 20256608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 107, 208, 214, 428, 821, 856, 1391, 1642, 1712, 2782, 3284, 5564, 6568, 10673, 11128, 13136, 21346, 22256, 42692, 85384, 87847, 170768, 175694, 351388, 702776, 1142011, 1405552, 2284022, 4568044, 9136088, 18272176]

約数ペア:

[(1, 18272176), (2, 9136088), (4, 4568044), (8, 2284022), (13, 1405552), (16, 1142011), (26, 702776), (52, 351388), (104, 175694), (107, 170768), (208, 87847), (214, 85384), (428, 42692), (821, 22256), (856, 21346), (1391, 13136), (1642, 11128), (1712, 10673), (2782, 6568), (3284, 5564)]