20967170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6373}}^1$

素因数の和:6434

約数の個数: 32

約数和(自身を含む): 44057088

約数和(自身を除く): 23089918

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 6373, 12746, 31865, 44611, 63730, 89222, 223055, 299531, 446110, 599062, 1497655, 2096717, 2995310, 4193434, 10483585, 20967170]

約数ペア:

[(1, 20967170), (2, 10483585), (5, 4193434), (7, 2995310), (10, 2096717), (14, 1497655), (35, 599062), (47, 446110), (70, 299531), (94, 223055), (235, 89222), (329, 63730), (470, 44611), (658, 31865), (1645, 12746), (3290, 6373)]