225352084

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{156061}}^1$

素因数の和:156103

約数の個数: 18

約数和(自身を含む): 416217354

約数和(自身を除く): 190865270

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 156061, 312122, 624244, 2965159, 5930318, 11860636, 56338021, 112676042, 225352084]

約数ペア:

[(1, 225352084), (2, 112676042), (4, 56338021), (19, 11860636), (38, 5930318), (76, 2965159), (361, 624244), (722, 312122), (1444, 156061)]