669968272

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2203843}}^1$

素因数の和:2203870

約数の個数: 20

約数和(自身を含む): 1366383280

約数和(自身を除く): 696415008

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2203843, 4407686, 8815372, 17630744, 35261488, 41873017, 83746034, 167492068, 334984136, 669968272]

約数ペア:

[(1, 669968272), (2, 334984136), (4, 167492068), (8, 83746034), (16, 41873017), (19, 35261488), (38, 17630744), (76, 8815372), (152, 4407686), (304, 2203843)]