20195813224

素因数分解:

$2^3\times {\mathrm{401}}^1\times {\mathrm{2129}}^1\times {\mathrm{2957}}^1$

素因数の和:5493

約数の個数: 32

約数和(自身を含む): 37992256200

約数和(自身を除く): 17796442976

約数列:

[1, 2, 4, 8, 401, 802, 1604, 2129, 2957, 3208, 4258, 5914, 8516, 11828, 17032, 23656, 853729, 1185757, 1707458, 2371514, 3414916, 4743028, 6295453, 6829832, 9486056, 12590906, 25181812, 50363624, 2524476653, 5048953306, 10097906612, 20195813224]

約数ペア:

[(1, 20195813224), (2, 10097906612), (4, 5048953306), (8, 2524476653), (401, 50363624), (802, 25181812), (1604, 12590906), (2129, 9486056), (2957, 6829832), (3208, 6295453), (4258, 4743028), (5914, 3414916), (8516, 2371514), (11828, 1707458), (17032, 1185757), (23656, 853729)]