31816912

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2789}}^1$

素因数の和:2851

約数の個数: 40

約数和(自身を含む): 66424320

約数和(自身を除く): 34607408

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 184, 248, 368, 496, 713, 1426, 2789, 2852, 5578, 5704, 11156, 11408, 22312, 44624, 64147, 86459, 128294, 172918, 256588, 345836, 513176, 691672, 1026352, 1383344, 1988557, 3977114, 7954228, 15908456, 31816912]

約数ペア:

[(1, 31816912), (2, 15908456), (4, 7954228), (8, 3977114), (16, 1988557), (23, 1383344), (31, 1026352), (46, 691672), (62, 513176), (92, 345836), (124, 256588), (184, 172918), (248, 128294), (368, 86459), (496, 64147), (713, 44624), (1426, 22312), (2789, 11408), (2852, 11156), (5578, 5704)]