2108565565

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1\times {\mathrm{22397}}^1$

素因数の和:23412

約数の個数: 16

約数和(自身を含む): 2666257920

約数和(自身を除く): 557692355

約数列:

[1, 5, 19, 95, 991, 4955, 18829, 22397, 94145, 111985, 425543, 2127715, 22195427, 110977135, 421713113, 2108565565]

約数ペア:

[(1, 2108565565), (5, 421713113), (19, 110977135), (95, 22195427), (991, 2127715), (4955, 425543), (18829, 111985), (22397, 94145)]