20115535

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{751}}^1$

素因数の和:1254

約数の個数: 16

約数和(自身を含む): 26422272

約数和(自身を除く): 6306737

約数列:

[1, 5, 11, 55, 487, 751, 2435, 3755, 5357, 8261, 26785, 41305, 365737, 1828685, 4023107, 20115535]

約数ペア:

[(1, 20115535), (5, 4023107), (11, 1828685), (55, 365737), (487, 41305), (751, 26785), (2435, 8261), (3755, 5357)]