207639416

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{443}}^1\times {\mathrm{1429}}^1$

素因数の和:1919

約数の個数: 32

約数和(自身を含む): 399999600

約数和(自身を除く): 192360184

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 443, 886, 1429, 1772, 2858, 3544, 5716, 11432, 18163, 36326, 58589, 72652, 117178, 145304, 234356, 468712, 633047, 1266094, 2532188, 5064376, 25954927, 51909854, 103819708, 207639416]

約数ペア:

[(1, 207639416), (2, 103819708), (4, 51909854), (8, 25954927), (41, 5064376), (82, 2532188), (164, 1266094), (328, 633047), (443, 468712), (886, 234356), (1429, 145304), (1772, 117178), (2858, 72652), (3544, 58589), (5716, 36326), (11432, 18163)]