20133078357

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50458843}}^1$

素因数の和:50458872

約数の個数: 16

約数和(自身を含む): 32293660160

約数和(自身を除く): 12160581803

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50458843, 151376529, 353211901, 958718017, 1059635703, 2876154051, 6711026119, 20133078357]

約数ペア:

[(1, 20133078357), (3, 6711026119), (7, 2876154051), (19, 1059635703), (21, 958718017), (57, 353211901), (133, 151376529), (399, 50458843)]