20921081858

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{929}}^1\times {\mathrm{662353}}^1$

素因数の和:663301

約数の個数: 16

約数和(自身を含む): 33263417880

約数和(自身を除く): 12342336022

約数列:

[1, 2, 17, 34, 929, 1858, 15793, 31586, 662353, 1324706, 11260001, 22520002, 615325937, 1230651874, 10460540929, 20921081858]

約数ペア:

[(1, 20921081858), (2, 10460540929), (17, 1230651874), (34, 615325937), (929, 22520002), (1858, 11260001), (15793, 1324706), (31586, 662353)]