1867985

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2$

素因数の和:137

約数の個数: 24

約数和(自身を含む): 2748480

約数和(自身を除く): 880495

約数列:

[1, 5, 7, 19, 35, 53, 95, 133, 265, 371, 665, 1007, 1855, 2809, 5035, 7049, 14045, 19663, 35245, 53371, 98315, 266855, 373597, 1867985]

約数ペア:

[(1, 1867985), (5, 373597), (7, 266855), (19, 98315), (35, 53371), (53, 35245), (95, 19663), (133, 14045), (265, 7049), (371, 5035), (665, 2809), (1007, 1855)]