326921488

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{287783}}^1$

素因数の和:287862

約数の個数: 20

約数和(自身を含む): 642333888

約数和(自身を除く): 315412400

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 287783, 575566, 1151132, 2302264, 4604528, 20432593, 40865186, 81730372, 163460744, 326921488]

約数ペア:

[(1, 326921488), (2, 163460744), (4, 81730372), (8, 40865186), (16, 20432593), (71, 4604528), (142, 2302264), (284, 1151132), (568, 575566), (1136, 287783)]