20228372271

素因数分解:

$3^4\times {\mathrm{991}}^1\times {\mathrm{252001}}^1$

素因数の和:253004

約数の個数: 20

約数和(自身を含む): 30248304064

約数和(自身を除く): 10019931793

約数列:

[1, 3, 9, 27, 81, 991, 2973, 8919, 26757, 80271, 252001, 756003, 2268009, 6804027, 20412081, 249732991, 749198973, 2247596919, 6742790757, 20228372271]

約数ペア:

[(1, 20228372271), (3, 6742790757), (9, 2247596919), (27, 749198973), (81, 249732991), (991, 20412081), (2973, 6804027), (8919, 2268009), (26757, 756003), (80271, 252001)]