19227065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{26891}}^1$

素因数の和:26920

約数の個数: 16

約数和(自身を含む): 27107136

約数和(自身を除く): 7880071

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 26891, 134455, 295801, 349583, 1479005, 1747915, 3845413, 19227065]

約数ペア:

[(1, 19227065), (5, 3845413), (11, 1747915), (13, 1479005), (55, 349583), (65, 295801), (143, 134455), (715, 26891)]