20177234

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 39044544

約数和(自身を除く): 18867310

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 121, 154, 242, 277, 301, 473, 554, 602, 847, 946, 1694, 1939, 3047, 3311, 3878, 5203, 6094, 6622, 10406, 11911, 21329, 23822, 33517, 36421, 42658, 67034, 72842, 83377, 131021, 166754, 234619, 262042, 469238, 917147, 1441231, 1834294, 2882462, 10088617, 20177234]

約数ペア:

[(1, 20177234), (2, 10088617), (7, 2882462), (11, 1834294), (14, 1441231), (22, 917147), (43, 469238), (77, 262042), (86, 234619), (121, 166754), (154, 131021), (242, 83377), (277, 72842), (301, 67034), (473, 42658), (554, 36421), (602, 33517), (847, 23822), (946, 21329), (1694, 11911), (1939, 10406), (3047, 6622), (3311, 6094), (3878, 5203)]