646592012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{137339}}^1$

素因数の和:137461

約数の個数: 24

約数和(自身を含む): 1245948480

約数和(自身を除く): 599356468

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 4708, 137339, 274678, 549356, 1510729, 3021458, 6042916, 14695273, 29390546, 58781092, 161648003, 323296006, 646592012]

約数ペア:

[(1, 646592012), (2, 323296006), (4, 161648003), (11, 58781092), (22, 29390546), (44, 14695273), (107, 6042916), (214, 3021458), (428, 1510729), (1177, 549356), (2354, 274678), (4708, 137339)]