12889790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{379}}^1$

素因数の和:584

約数の個数: 32

約数和(自身を含む): 24624000

約数和(自身を除く): 11734210

約数列:

[1, 2, 5, 10, 19, 38, 95, 179, 190, 358, 379, 758, 895, 1790, 1895, 3401, 3790, 6802, 7201, 14402, 17005, 34010, 36005, 67841, 72010, 135682, 339205, 678410, 1288979, 2577958, 6444895, 12889790]

約数ペア:

[(1, 12889790), (2, 6444895), (5, 2577958), (10, 1288979), (19, 678410), (38, 339205), (95, 135682), (179, 72010), (190, 67841), (358, 36005), (379, 34010), (758, 17005), (895, 14402), (1790, 7201), (1895, 6802), (3401, 3790)]