20586224

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{12739}}^1$

素因数の和:12848

約数の個数: 20

約数和(自身を含む): 40283880

約数和(自身を除く): 19697656

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 12739, 25478, 50956, 101912, 203824, 1286639, 2573278, 5146556, 10293112, 20586224]

約数ペア:

[(1, 20586224), (2, 10293112), (4, 5146556), (8, 2573278), (16, 1286639), (101, 203824), (202, 101912), (404, 50956), (808, 25478), (1616, 12739)]