209989714

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1511}}^1\times {\mathrm{6317}}^1$

素因数の和:7841

約数の個数: 16

約数和(自身を含む): 343901376

約数和(自身を除く): 133911662

約数列:

[1, 2, 11, 22, 1511, 3022, 6317, 12634, 16621, 33242, 69487, 138974, 9544987, 19089974, 104994857, 209989714]

約数ペア:

[(1, 209989714), (2, 104994857), (11, 19089974), (22, 9544987), (1511, 138974), (3022, 69487), (6317, 33242), (12634, 16621)]