18931338430

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{156109}}^1$

素因数の和:156364

約数の個数: 32

約数和(自身を含む): 34776312480

約数和(自身を除く): 15844974050

約数列:

[1, 2, 5, 10, 67, 134, 181, 335, 362, 670, 905, 1810, 12127, 24254, 60635, 121270, 156109, 312218, 780545, 1561090, 10459303, 20918606, 28255729, 52296515, 56511458, 104593030, 141278645, 282557290, 1893133843, 3786267686, 9465669215, 18931338430]

約数ペア:

[(1, 18931338430), (2, 9465669215), (5, 3786267686), (10, 1893133843), (67, 282557290), (134, 141278645), (181, 104593030), (335, 56511458), (362, 52296515), (670, 28255729), (905, 20918606), (1810, 10459303), (12127, 1561090), (24254, 780545), (60635, 312218), (121270, 156109)]