20543915

素因数分解:

$5^1\times 7^1\times {\mathrm{607}}^1\times {\mathrm{967}}^1$

素因数の和:1586

約数の個数: 16

約数和(自身を含む): 28250112

約数和(自身を除く): 7706197

約数列:

[1, 5, 7, 35, 607, 967, 3035, 4249, 4835, 6769, 21245, 33845, 586969, 2934845, 4108783, 20543915]

約数ペア:

[(1, 20543915), (5, 4108783), (7, 2934845), (35, 586969), (607, 33845), (967, 21245), (3035, 6769), (4249, 4835)]