1907885

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{151}}^1$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 2779776

約数和(自身を除く): 871891

約数列:

[1, 5, 7, 19, 35, 95, 133, 151, 361, 665, 755, 1057, 1805, 2527, 2869, 5285, 12635, 14345, 20083, 54511, 100415, 272555, 381577, 1907885]

約数ペア:

[(1, 1907885), (5, 381577), (7, 272555), (19, 100415), (35, 54511), (95, 20083), (133, 14345), (151, 12635), (361, 5285), (665, 2869), (755, 2527), (1057, 1805)]