2018990010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{22381}}^1$

素因数の和:22519

約数の個数: 64

約数和(自身を含む): 5053676544

約数和(自身を除く): 3034686534

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 97, 155, 186, 194, 291, 310, 465, 485, 582, 930, 970, 1455, 2910, 3007, 6014, 9021, 15035, 18042, 22381, 30070, 44762, 45105, 67143, 90210, 111905, 134286, 223810, 335715, 671430, 693811, 1387622, 2081433, 2170957, 3469055, 4162866, 4341914, 6512871, 6938110, 10407165, 10854785, 13025742, 20814330, 21709570, 32564355, 65128710, 67299667, 134599334, 201899001, 336498335, 403798002, 672996670, 1009495005, 2018990010]

約数ペア:

[(1, 2018990010), (2, 1009495005), (3, 672996670), (5, 403798002), (6, 336498335), (10, 201899001), (15, 134599334), (30, 67299667), (31, 65128710), (62, 32564355), (93, 21709570), (97, 20814330), (155, 13025742), (186, 10854785), (194, 10407165), (291, 6938110), (310, 6512871), (465, 4341914), (485, 4162866), (582, 3469055), (930, 2170957), (970, 2081433), (1455, 1387622), (2910, 693811), (3007, 671430), (6014, 335715), (9021, 223810), (15035, 134286), (18042, 111905), (22381, 90210), (30070, 67143), (44762, 45105)]