20649291285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{632347}}^1$

素因数の和:632673

約数の個数: 32

約数和(自身を含む): 37880174592

約数和(自身を除く): 17230883307

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 311, 933, 1555, 2177, 4665, 6531, 10885, 32655, 632347, 1897041, 3161735, 4426429, 9485205, 13279287, 22132145, 66396435, 196659917, 589979751, 983299585, 1376619419, 2949898755, 4129858257, 6883097095, 20649291285]

約数ペア:

[(1, 20649291285), (3, 6883097095), (5, 4129858257), (7, 2949898755), (15, 1376619419), (21, 983299585), (35, 589979751), (105, 196659917), (311, 66396435), (933, 22132145), (1555, 13279287), (2177, 9485205), (4665, 4426429), (6531, 3161735), (10885, 1897041), (32655, 632347)]