20410408

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2857}}^1$

素因数の和:2929

約数の個数: 32

約数和(自身を含む): 41155200

約数和(自身を除く): 20744792

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 376, 893, 1786, 2857, 3572, 5714, 7144, 11428, 22856, 54283, 108566, 134279, 217132, 268558, 434264, 537116, 1074232, 2551301, 5102602, 10205204, 20410408]

約数ペア:

[(1, 20410408), (2, 10205204), (4, 5102602), (8, 2551301), (19, 1074232), (38, 537116), (47, 434264), (76, 268558), (94, 217132), (152, 134279), (188, 108566), (376, 54283), (893, 22856), (1786, 11428), (2857, 7144), (3572, 5714)]