20168590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{929}}^1$

素因数の和:1116

約数の個数: 32

約数和(自身を含む): 39372480

約数和(自身を除く): 19203890

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 167, 334, 835, 929, 1670, 1858, 2171, 4342, 4645, 9290, 10855, 12077, 21710, 24154, 60385, 120770, 155143, 310286, 775715, 1551430, 2016859, 4033718, 10084295, 20168590]

約数ペア:

[(1, 20168590), (2, 10084295), (5, 4033718), (10, 2016859), (13, 1551430), (26, 775715), (65, 310286), (130, 155143), (167, 120770), (334, 60385), (835, 24154), (929, 21710), (1670, 12077), (1858, 10855), (2171, 9290), (4342, 4645)]