18684224

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1321}}^1$

素因数の和:1363

約数の個数: 56

約数和(自身を含む): 42309288

約数和(自身を除く): 23625064

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1321, 1768, 2642, 3536, 5284, 7072, 10568, 14144, 17173, 21136, 22457, 34346, 42272, 44914, 68692, 84544, 89828, 137384, 179656, 274768, 291941, 359312, 549536, 583882, 718624, 1099072, 1167764, 1437248, 2335528, 4671056, 9342112, 18684224]

約数ペア:

[(1, 18684224), (2, 9342112), (4, 4671056), (8, 2335528), (13, 1437248), (16, 1167764), (17, 1099072), (26, 718624), (32, 583882), (34, 549536), (52, 359312), (64, 291941), (68, 274768), (104, 179656), (136, 137384), (208, 89828), (221, 84544), (272, 68692), (416, 44914), (442, 42272), (544, 34346), (832, 22457), (884, 21136), (1088, 17173), (1321, 14144), (1768, 10568), (2642, 7072), (3536, 5284)]