18190634

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 36191232

約数和(自身を除く): 18000598

約数列:

[1, 2, 7, 11, 14, 22, 41, 43, 67, 77, 82, 86, 134, 154, 287, 301, 451, 469, 473, 574, 602, 737, 902, 938, 946, 1474, 1763, 2747, 2881, 3157, 3311, 3526, 5159, 5494, 5762, 6314, 6622, 10318, 12341, 19229, 19393, 20167, 24682, 30217, 31691, 38458, 38786, 40334, 60434, 63382, 118121, 135751, 211519, 221837, 236242, 271502, 423038, 443674, 826847, 1299331, 1653694, 2598662, 9095317, 18190634]

約数ペア:

[(1, 18190634), (2, 9095317), (7, 2598662), (11, 1653694), (14, 1299331), (22, 826847), (41, 443674), (43, 423038), (67, 271502), (77, 236242), (82, 221837), (86, 211519), (134, 135751), (154, 118121), (287, 63382), (301, 60434), (451, 40334), (469, 38786), (473, 38458), (574, 31691), (602, 30217), (737, 24682), (902, 20167), (938, 19393), (946, 19229), (1474, 12341), (1763, 10318), (2747, 6622), (2881, 6314), (3157, 5762), (3311, 5494), (3526, 5159)]