20172048978

素因数分解:

$2^1\times 3^1\times {\mathrm{263}}^1\times {\mathrm{593}}^1\times {\mathrm{21557}}^1$

素因数の和:22418

約数の個数: 32

約数和(自身を含む): 40567671936

約数和(自身を除く): 20395622958

約数列:

[1, 2, 3, 6, 263, 526, 593, 789, 1186, 1578, 1779, 3558, 21557, 43114, 64671, 129342, 155959, 311918, 467877, 935754, 5669491, 11338982, 12783301, 17008473, 25566602, 34016946, 38349903, 76699806, 3362008163, 6724016326, 10086024489, 20172048978]

約数ペア:

[(1, 20172048978), (2, 10086024489), (3, 6724016326), (6, 3362008163), (263, 76699806), (526, 38349903), (593, 34016946), (789, 25566602), (1186, 17008473), (1578, 12783301), (1779, 11338982), (3558, 5669491), (21557, 935754), (43114, 467877), (64671, 311918), (129342, 155959)]