2019773778

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1\times {\mathrm{1279}}^1$

素因数の和:1703

約数の個数: 64

約数和(自身を含む): 4485611520

約数和(自身を除く): 2465837742

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 337, 426, 674, 781, 1011, 1279, 1562, 2022, 2343, 2558, 3707, 3837, 4686, 7414, 7674, 11121, 14069, 22242, 23927, 28138, 42207, 47854, 71781, 84414, 90809, 143562, 181618, 263197, 272427, 431023, 526394, 544854, 789591, 862046, 998899, 1293069, 1579182, 1997798, 2586138, 2996697, 4741253, 5993394, 9482506, 14223759, 28447518, 30602633, 61205266, 91807899, 183615798, 336628963, 673257926, 1009886889, 2019773778]

約数ペア:

[(1, 2019773778), (2, 1009886889), (3, 673257926), (6, 336628963), (11, 183615798), (22, 91807899), (33, 61205266), (66, 30602633), (71, 28447518), (142, 14223759), (213, 9482506), (337, 5993394), (426, 4741253), (674, 2996697), (781, 2586138), (1011, 1997798), (1279, 1579182), (1562, 1293069), (2022, 998899), (2343, 862046), (2558, 789591), (3707, 544854), (3837, 526394), (4686, 431023), (7414, 272427), (7674, 263197), (11121, 181618), (14069, 143562), (22242, 90809), (23927, 84414), (28138, 71781), (42207, 47854)]