20178356870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1237177}}^1$

素因数の和:1237424

約数の個数: 32

約数和(自身を含む): 41687949888

約数和(自身を除く): 21509593018

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 233, 466, 1165, 1631, 2330, 3262, 8155, 16310, 1237177, 2474354, 6185885, 8660239, 12371770, 17320478, 43301195, 86602390, 288262241, 576524482, 1441311205, 2017835687, 2882622410, 4035671374, 10089178435, 20178356870]

約数ペア:

[(1, 20178356870), (2, 10089178435), (5, 4035671374), (7, 2882622410), (10, 2017835687), (14, 1441311205), (35, 576524482), (70, 288262241), (233, 86602390), (466, 43301195), (1165, 17320478), (1631, 12371770), (2330, 8660239), (3262, 6185885), (8155, 2474354), (16310, 1237177)]