20027284998

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{1913}}^1\times {\mathrm{5087}}^1$

素因数の和:7026

約数の個数: 64

約数和(自身を含む): 46744473600

約数和(自身を除く): 26717188602

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 1913, 2058, 3826, 5087, 5739, 10174, 11478, 13391, 15261, 26782, 30522, 35609, 40173, 71218, 80346, 93737, 106827, 187474, 213654, 249263, 281211, 498526, 562422, 656159, 747789, 1312318, 1495578, 1744841, 1968477, 3489682, 3936954, 5234523, 9731431, 10469046, 19462862, 29194293, 58388586, 68120017, 136240034, 204360051, 408720102, 476840119, 953680238, 1430520357, 2861040714, 3337880833, 6675761666, 10013642499, 20027284998]

約数ペア:

[(1, 20027284998), (2, 10013642499), (3, 6675761666), (6, 3337880833), (7, 2861040714), (14, 1430520357), (21, 953680238), (42, 476840119), (49, 408720102), (98, 204360051), (147, 136240034), (294, 68120017), (343, 58388586), (686, 29194293), (1029, 19462862), (1913, 10469046), (2058, 9731431), (3826, 5234523), (5087, 3936954), (5739, 3489682), (10174, 1968477), (11478, 1744841), (13391, 1495578), (15261, 1312318), (26782, 747789), (30522, 656159), (35609, 562422), (40173, 498526), (71218, 281211), (80346, 249263), (93737, 213654), (106827, 187474)]