20161164879

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{190471}}^1$

素因数の和:191115

約数の個数: 24

約数和(自身を含む): 30704086400

約数和(自身を除く): 10542921521

約数列:

[1, 3, 9, 19, 57, 171, 619, 1857, 5571, 11761, 35283, 105849, 190471, 571413, 1714239, 3618949, 10856847, 32570541, 117901549, 353704647, 1061113941, 2240129431, 6720388293, 20161164879]

約数ペア:

[(1, 20161164879), (3, 6720388293), (9, 2240129431), (19, 1061113941), (57, 353704647), (171, 117901549), (619, 32570541), (1857, 10856847), (5571, 3618949), (11761, 1714239), (35283, 571413), (105849, 190471)]