20871834

素因数分解:

$2^1\times 3^1\times {\mathrm{181}}^1\times {\mathrm{19219}}^1$

素因数の和:19405

約数の個数: 16

約数和(自身を含む): 41976480

約数和(自身を除く): 21104646

約数列:

[1, 2, 3, 6, 181, 362, 543, 1086, 19219, 38438, 57657, 115314, 3478639, 6957278, 10435917, 20871834]

約数ペア:

[(1, 20871834), (2, 10435917), (3, 6957278), (6, 3478639), (181, 115314), (362, 57657), (543, 38438), (1086, 19219)]