19814465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{1151}}^1$

素因数の和:1480

約数の個数: 16

約数和(自身を含む): 26044416

約数和(自身を除く): 6229951

約数列:

[1, 5, 11, 55, 313, 1151, 1565, 3443, 5755, 12661, 17215, 63305, 360263, 1801315, 3962893, 19814465]

約数ペア:

[(1, 19814465), (5, 3962893), (11, 1801315), (55, 360263), (313, 63305), (1151, 17215), (1565, 12661), (3443, 5755)]