20158552533

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{87037}}^1$

素因数の和:87357

約数の個数: 32

約数和(自身を含む): 31584349440

約数和(自身を除く): 11425796907

約数列:

[1, 3, 7, 21, 41, 123, 269, 287, 807, 861, 1883, 5649, 11029, 33087, 77203, 87037, 231609, 261111, 609259, 1827777, 3568517, 10705551, 23412953, 24979619, 70238859, 74938857, 163890671, 491672013, 959931073, 2879793219, 6719517511, 20158552533]

約数ペア:

[(1, 20158552533), (3, 6719517511), (7, 2879793219), (21, 959931073), (41, 491672013), (123, 163890671), (269, 74938857), (287, 70238859), (807, 24979619), (861, 23412953), (1883, 10705551), (5649, 3568517), (11029, 1827777), (33087, 609259), (77203, 261111), (87037, 231609)]