20375821438

素因数分解:

$2^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{839}}^1\times {\mathrm{3533}}^1$

素因数の和:4872

約数の個数: 32

約数和(自身を含む): 35052756480

約数和(自身を除く): 14676935042

約数列:

[1, 2, 7, 14, 491, 839, 982, 1678, 3437, 3533, 5873, 6874, 7066, 11746, 24731, 49462, 411949, 823898, 1734703, 2883643, 2964187, 3469406, 5767286, 5928374, 12142921, 20749309, 24285842, 41498618, 1455415817, 2910831634, 10187910719, 20375821438]

約数ペア:

[(1, 20375821438), (2, 10187910719), (7, 2910831634), (14, 1455415817), (491, 41498618), (839, 24285842), (982, 20749309), (1678, 12142921), (3437, 5928374), (3533, 5767286), (5873, 3469406), (6874, 2964187), (7066, 2883643), (11746, 1734703), (24731, 823898), (49462, 411949)]