18045153

素因数分解:

$3^3\times 7^1\times {\mathrm{307}}^1\times {\mathrm{311}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 30750720

約数和(自身を除く): 12705567

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 307, 311, 921, 933, 2149, 2177, 2763, 2799, 6447, 6531, 8289, 8397, 19341, 19593, 58023, 58779, 95477, 286431, 668339, 859293, 2005017, 2577879, 6015051, 18045153]

約数ペア:

[(1, 18045153), (3, 6015051), (7, 2577879), (9, 2005017), (21, 859293), (27, 668339), (63, 286431), (189, 95477), (307, 58779), (311, 58023), (921, 19593), (933, 19341), (2149, 8397), (2177, 8289), (2763, 6531), (2799, 6447)]