20834222

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{5323}}^1$

素因数の和:5447

約数の個数: 16

約数和(自身を含む): 33221760

約数和(自身を除く): 12387538

約数列:

[1, 2, 19, 38, 103, 206, 1957, 3914, 5323, 10646, 101137, 202274, 548269, 1096538, 10417111, 20834222]

約数ペア:

[(1, 20834222), (2, 10417111), (19, 1096538), (38, 548269), (103, 202274), (206, 101137), (1957, 10646), (3914, 5323)]