8208156788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{16649}}^1$

素因数の和:17184

約数の個数: 48

約数和(自身を含む): 16317000000

約数和(自身を除く): 8108843212

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 499, 988, 998, 1996, 6487, 9481, 12974, 16649, 18962, 25948, 33298, 37924, 66596, 123253, 216437, 246506, 316331, 432874, 493012, 632662, 865748, 1265324, 4112303, 8224606, 8307851, 16449212, 16615702, 33231404, 108002063, 157849169, 216004126, 315698338, 432008252, 631396676, 2052039197, 4104078394, 8208156788]

約数ペア:

[(1, 8208156788), (2, 4104078394), (4, 2052039197), (13, 631396676), (19, 432008252), (26, 315698338), (38, 216004126), (52, 157849169), (76, 108002063), (247, 33231404), (494, 16615702), (499, 16449212), (988, 8307851), (998, 8224606), (1996, 4112303), (6487, 1265324), (9481, 865748), (12974, 632662), (16649, 493012), (18962, 432874), (25948, 316331), (33298, 246506), (37924, 216437), (66596, 123253)]