2011821845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1590373}}^1$

素因数の和:1590412

約数の個数: 16

約数和(自身を含む): 2748166272

約数和(自身を除く): 736344427

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 1590373, 7951865, 17494103, 36578579, 87470515, 182892895, 402364369, 2011821845]

約数ペア:

[(1, 2011821845), (5, 402364369), (11, 182892895), (23, 87470515), (55, 36578579), (115, 17494103), (253, 7951865), (1265, 1590373)]