38880686

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 65197440

約数和(自身を除く): 26316754

約数列:

[1, 2, 13, 26, 43, 83, 86, 166, 419, 559, 838, 1079, 1118, 2158, 3569, 5447, 7138, 10894, 18017, 34777, 36034, 46397, 69554, 92794, 234221, 452101, 468442, 904202, 1495411, 2990822, 19440343, 38880686]

約数ペア:

[(1, 38880686), (2, 19440343), (13, 2990822), (26, 1495411), (43, 904202), (83, 468442), (86, 452101), (166, 234221), (419, 92794), (559, 69554), (838, 46397), (1079, 36034), (1118, 34777), (2158, 18017), (3569, 10894), (5447, 7138)]