15918428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4871}}^1$

素因数の和:4937

約数の個数: 24

約数和(自身を含む): 30011520

約数和(自身を除く): 14093092

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 4871, 9742, 19484, 92549, 185098, 209453, 370196, 418906, 837812, 3979607, 7959214, 15918428]

約数ペア:

[(1, 15918428), (2, 7959214), (4, 3979607), (19, 837812), (38, 418906), (43, 370196), (76, 209453), (86, 185098), (172, 92549), (817, 19484), (1634, 9742), (3268, 4871)]