20163883773

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{1777}}^1$

素因数の和:2058

約数の個数: 64

約数和(自身を含む): 30969630720

約数和(自身を除く): 10805746947

約数列:

[1, 3, 11, 29, 33, 71, 87, 167, 213, 319, 501, 781, 957, 1777, 1837, 2059, 2343, 4843, 5331, 5511, 6177, 11857, 14529, 19547, 22649, 35571, 51533, 53273, 58641, 67947, 126167, 130427, 154599, 159819, 296759, 343853, 378501, 391281, 566863, 890277, 1031559, 1387837, 1700589, 3264349, 3658843, 3782383, 4163511, 8606011, 9793047, 10976529, 11347149, 21069889, 25818033, 40247273, 63209667, 94666121, 120741819, 231768779, 283998363, 611026781, 695306337, 1833080343, 6721294591, 20163883773]

約数ペア:

[(1, 20163883773), (3, 6721294591), (11, 1833080343), (29, 695306337), (33, 611026781), (71, 283998363), (87, 231768779), (167, 120741819), (213, 94666121), (319, 63209667), (501, 40247273), (781, 25818033), (957, 21069889), (1777, 11347149), (1837, 10976529), (2059, 9793047), (2343, 8606011), (4843, 4163511), (5331, 3782383), (5511, 3658843), (6177, 3264349), (11857, 1700589), (14529, 1387837), (19547, 1031559), (22649, 890277), (35571, 566863), (51533, 391281), (53273, 378501), (58641, 343853), (67947, 296759), (126167, 159819), (130427, 154599)]