20278996854

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1107053}}^1$

素因数の和:1107172

約数の個数: 32

約数和(自身を含む): 42085764864

約数和(自身を除く): 21806768010

約数列:

[1, 2, 3, 6, 43, 71, 86, 129, 142, 213, 258, 426, 3053, 6106, 9159, 18318, 1107053, 2214106, 3321159, 6642318, 47603279, 78600763, 95206558, 142809837, 157201526, 235802289, 285619674, 471604578, 3379832809, 6759665618, 10139498427, 20278996854]

約数ペア:

[(1, 20278996854), (2, 10139498427), (3, 6759665618), (6, 3379832809), (43, 471604578), (71, 285619674), (86, 235802289), (129, 157201526), (142, 142809837), (213, 95206558), (258, 78600763), (426, 47603279), (3053, 6642318), (6106, 3321159), (9159, 2214106), (18318, 1107053)]