18866688

素因数分解:

$2^9\times 3^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:265

約数の個数: 80

約数和(自身を含む): 51264576

約数和(自身を除く): 32397888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 71, 96, 128, 142, 173, 192, 213, 256, 284, 346, 384, 426, 512, 519, 568, 692, 768, 852, 1038, 1136, 1384, 1536, 1704, 2076, 2272, 2768, 3408, 4152, 4544, 5536, 6816, 8304, 9088, 11072, 12283, 13632, 16608, 18176, 22144, 24566, 27264, 33216, 36352, 36849, 44288, 49132, 54528, 66432, 73698, 88576, 98264, 109056, 132864, 147396, 196528, 265728, 294792, 393056, 589584, 786112, 1179168, 1572224, 2358336, 3144448, 4716672, 6288896, 9433344, 18866688]

約数ペア:

[(1, 18866688), (2, 9433344), (3, 6288896), (4, 4716672), (6, 3144448), (8, 2358336), (12, 1572224), (16, 1179168), (24, 786112), (32, 589584), (48, 393056), (64, 294792), (71, 265728), (96, 196528), (128, 147396), (142, 132864), (173, 109056), (192, 98264), (213, 88576), (256, 73698), (284, 66432), (346, 54528), (384, 49132), (426, 44288), (512, 36849), (519, 36352), (568, 33216), (692, 27264), (768, 24566), (852, 22144), (1038, 18176), (1136, 16608), (1384, 13632), (1536, 12283), (1704, 11072), (2076, 9088), (2272, 8304), (2768, 6816), (3408, 5536), (4152, 4544)]