201326896

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{405901}}^1$

素因数の和:405940

約数の個数: 20

約数和(自身を含む): 402654784

約数和(自身を除く): 201327888

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 405901, 811802, 1623604, 3247208, 6494416, 12582931, 25165862, 50331724, 100663448, 201326896]

約数ペア:

[(1, 201326896), (2, 100663448), (4, 50331724), (8, 25165862), (16, 12582931), (31, 6494416), (62, 3247208), (124, 1623604), (248, 811802), (496, 405901)]