2820186070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21693739}}^1$

素因数の和:21693759

約数の個数: 16

約数和(自身を含む): 5466822480

約数和(自身を除く): 2646636410

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 21693739, 43387478, 108468695, 216937390, 282018607, 564037214, 1410093035, 2820186070]

約数ペア:

[(1, 2820186070), (2, 1410093035), (5, 564037214), (10, 282018607), (13, 216937390), (26, 108468695), (65, 43387478), (130, 21693739)]