20461705

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1091}}^1$

素因数の和:1149

約数の個数: 24

約数和(自身を含む): 27885312

約数和(自身を除く): 7423607

約数列:

[1, 5, 11, 31, 55, 121, 155, 341, 605, 1091, 1705, 3751, 5455, 12001, 18755, 33821, 60005, 132011, 169105, 372031, 660055, 1860155, 4092341, 20461705]

約数ペア:

[(1, 20461705), (5, 4092341), (11, 1860155), (31, 660055), (55, 372031), (121, 169105), (155, 132011), (341, 60005), (605, 33821), (1091, 18755), (1705, 12001), (3751, 5455)]