2019657991

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 2550214800

約数和(自身を除く): 530556809

約数列:

[1, 13, 19, 23, 29, 41, 169, 247, 299, 377, 437, 529, 533, 551, 667, 779, 943, 1189, 3211, 3887, 4901, 5681, 6877, 6929, 7163, 8671, 10051, 10127, 12259, 12673, 15341, 15457, 17917, 21689, 22591, 27347, 73853, 89401, 93119, 112723, 130663, 131651, 159367, 164749, 199433, 200941, 232921, 281957, 291479, 293683, 355511, 412091, 519593, 628981, 1698619, 2141737, 2592629, 3027973, 3665441, 3789227, 3817879, 4621643, 5357183, 6754709, 8176753, 11950639, 49259951, 69643379, 87811217, 106297789, 155358307, 2019657991]

約数ペア:

[(1, 2019657991), (13, 155358307), (19, 106297789), (23, 87811217), (29, 69643379), (41, 49259951), (169, 11950639), (247, 8176753), (299, 6754709), (377, 5357183), (437, 4621643), (529, 3817879), (533, 3789227), (551, 3665441), (667, 3027973), (779, 2592629), (943, 2141737), (1189, 1698619), (3211, 628981), (3887, 519593), (4901, 412091), (5681, 355511), (6877, 293683), (6929, 291479), (7163, 281957), (8671, 232921), (10051, 200941), (10127, 199433), (12259, 164749), (12673, 159367), (15341, 131651), (15457, 130663), (17917, 112723), (21689, 93119), (22591, 89401), (27347, 73853)]