18521344

素因数分解:

$2^8\times {\mathrm{71}}^1\times {\mathrm{1019}}^1$

素因数の和:1106

約数の個数: 36

約数和(自身を含む): 37527840

約数和(自身を除く): 19006496

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 568, 1019, 1136, 2038, 2272, 4076, 4544, 8152, 9088, 16304, 18176, 32608, 65216, 72349, 130432, 144698, 260864, 289396, 578792, 1157584, 2315168, 4630336, 9260672, 18521344]

約数ペア:

[(1, 18521344), (2, 9260672), (4, 4630336), (8, 2315168), (16, 1157584), (32, 578792), (64, 289396), (71, 260864), (128, 144698), (142, 130432), (256, 72349), (284, 65216), (568, 32608), (1019, 18176), (1136, 16304), (2038, 9088), (2272, 8152), (4076, 4544)]