20244273

素因数分解:

$3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{2357}}^1$

素因数の和:2776

約数の個数: 16

約数和(自身を含む): 30936960

約数和(自身を除く): 10692687

約数列:

[1, 3, 7, 21, 409, 1227, 2357, 2863, 7071, 8589, 16499, 49497, 964013, 2892039, 6748091, 20244273]

約数ペア:

[(1, 20244273), (3, 6748091), (7, 2892039), (21, 964013), (409, 49497), (1227, 16499), (2357, 8589), (2863, 7071)]