20173617256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{671201}}^1$

素因数の和:671254

約数の個数: 48

約数和(自身を含む): 43272392940

約数和(自身を除く): 23098775684

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 289, 442, 578, 884, 1156, 1768, 2312, 3757, 7514, 15028, 30056, 671201, 1342402, 2684804, 5369608, 8725613, 11410417, 17451226, 22820834, 34902452, 45641668, 69804904, 91283336, 148335421, 193977089, 296670842, 387954178, 593341684, 775908356, 1186683368, 1551816712, 2521702157, 5043404314, 10086808628, 20173617256]

約数ペア:

[(1, 20173617256), (2, 10086808628), (4, 5043404314), (8, 2521702157), (13, 1551816712), (17, 1186683368), (26, 775908356), (34, 593341684), (52, 387954178), (68, 296670842), (104, 193977089), (136, 148335421), (221, 91283336), (289, 69804904), (442, 45641668), (578, 34902452), (884, 22820834), (1156, 17451226), (1768, 11410417), (2312, 8725613), (3757, 5369608), (7514, 2684804), (15028, 1342402), (30056, 671201)]