19494223

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1531}}^1$

素因数の和:1662

約数の個数: 16

約数和(自身を含む): 23825664

約数和(自身を除く): 4331441

約数列:

[1, 7, 17, 107, 119, 749, 1531, 1819, 10717, 12733, 26027, 163817, 182189, 1146719, 2784889, 19494223]

約数ペア:

[(1, 19494223), (7, 2784889), (17, 1146719), (107, 182189), (119, 163817), (749, 26027), (1531, 12733), (1819, 10717)]