20496839

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{971}}^1$

素因数の和:1102

約数の個数: 16

約数和(自身を含む): 23794560

約数和(自身を除く): 3297721

約数列:

[1, 11, 19, 101, 209, 971, 1111, 1919, 10681, 18449, 21109, 98071, 202939, 1078781, 1863349, 20496839]

約数ペア:

[(1, 20496839), (11, 1863349), (19, 1078781), (101, 202939), (209, 98071), (971, 21109), (1111, 18449), (1919, 10681)]