20458486

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1\times {\mathrm{617}}^1$

素因数の和:959

約数の個数: 16

約数和(自身を含む): 31369680

約数和(自身を除く): 10911194

約数列:

[1, 2, 59, 118, 281, 562, 617, 1234, 16579, 33158, 36403, 72806, 173377, 346754, 10229243, 20458486]

約数ペア:

[(1, 20458486), (2, 10229243), (59, 346754), (118, 173377), (281, 72806), (562, 36403), (617, 33158), (1234, 16579)]