13220048

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43487}}^1$

素因数の和:43514

約数の個数: 20

約数和(自身を含む): 26962560

約数和(自身を除く): 13742512

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 43487, 86974, 173948, 347896, 695792, 826253, 1652506, 3305012, 6610024, 13220048]

約数ペア:

[(1, 13220048), (2, 6610024), (4, 3305012), (8, 1652506), (16, 826253), (19, 695792), (38, 347896), (76, 173948), (152, 86974), (304, 43487)]