2020170761791

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{18392443}}^1$

素因数の和:18392551

約数の個数: 32

約数和(自身を含む): 2669700031488

約数和(自身を除く): 649529269697

約数列:

[1, 7, 13, 17, 71, 91, 119, 221, 497, 923, 1207, 1547, 6461, 8449, 15691, 109837, 18392443, 128747101, 239101759, 312671531, 1305863453, 1673712313, 2188700717, 4064729903, 9141044171, 16976224889, 22199678701, 28453109321, 118833574223, 155397750907, 288595823113, 2020170761791]

約数ペア:

[(1, 2020170761791), (7, 288595823113), (13, 155397750907), (17, 118833574223), (71, 28453109321), (91, 22199678701), (119, 16976224889), (221, 9141044171), (497, 4064729903), (923, 2188700717), (1207, 1673712313), (1547, 1305863453), (6461, 312671531), (8449, 239101759), (15691, 128747101), (109837, 18392443)]