20158764856

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{2467}}^1\times {\mathrm{53759}}^1$

素因数の和:56251

約数の個数: 32

約数和(自身を含む): 39803904000

約数和(自身を除く): 19645139144

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 2467, 4934, 9868, 19736, 46873, 53759, 93746, 107518, 187492, 215036, 374984, 430072, 1021421, 2042842, 4085684, 8171368, 132623453, 265246906, 530493812, 1060987624, 2519845607, 5039691214, 10079382428, 20158764856]

約数ペア:

[(1, 20158764856), (2, 10079382428), (4, 5039691214), (8, 2519845607), (19, 1060987624), (38, 530493812), (76, 265246906), (152, 132623453), (2467, 8171368), (4934, 4085684), (9868, 2042842), (19736, 1021421), (46873, 430072), (53759, 374984), (93746, 215036), (107518, 187492)]