65507668

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{21023}}^1$

素因数の和:21087

約数の個数: 24

約数和(自身を含む): 123621120

約数和(自身を除く): 58113452

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 21023, 42046, 84092, 399437, 798874, 861943, 1597748, 1723886, 3447772, 16376917, 32753834, 65507668]

約数ペア:

[(1, 65507668), (2, 32753834), (4, 16376917), (19, 3447772), (38, 1723886), (41, 1597748), (76, 861943), (82, 798874), (164, 399437), (779, 84092), (1558, 42046), (3116, 21023)]