20316224

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:363

約数の個数: 56

約数和(自身を含む): 43452288

約数和(自身を除く): 23136064

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 71, 136, 142, 263, 272, 284, 526, 544, 568, 1052, 1088, 1136, 1207, 2104, 2272, 2414, 4208, 4471, 4544, 4828, 8416, 8942, 9656, 16832, 17884, 18673, 19312, 35768, 37346, 38624, 71536, 74692, 77248, 143072, 149384, 286144, 298768, 317441, 597536, 634882, 1195072, 1269764, 2539528, 5079056, 10158112, 20316224]

約数ペア:

[(1, 20316224), (2, 10158112), (4, 5079056), (8, 2539528), (16, 1269764), (17, 1195072), (32, 634882), (34, 597536), (64, 317441), (68, 298768), (71, 286144), (136, 149384), (142, 143072), (263, 77248), (272, 74692), (284, 71536), (526, 38624), (544, 37346), (568, 35768), (1052, 19312), (1088, 18673), (1136, 17884), (1207, 16832), (2104, 9656), (2272, 8942), (2414, 8416), (4208, 4828), (4471, 4544)]