18211670126

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{247421}}^1$

素因数の和:247604

約数の個数: 32

約数和(自身を含む): 31175172000

約数和(自身を除く): 12963501874

約数列:

[1, 2, 13, 19, 26, 38, 149, 247, 298, 494, 1937, 2831, 3874, 5662, 36803, 73606, 247421, 494842, 3216473, 4700999, 6432946, 9401998, 36865729, 61112987, 73731458, 122225974, 479254477, 700448851, 958508954, 1400897702, 9105835063, 18211670126]

約数ペア:

[(1, 18211670126), (2, 9105835063), (13, 1400897702), (19, 958508954), (26, 700448851), (38, 479254477), (149, 122225974), (247, 73731458), (298, 61112987), (494, 36865729), (1937, 9401998), (2831, 6432946), (3874, 4700999), (5662, 3216473), (36803, 494842), (73606, 247421)]