20187283053

素因数分解:

$3^1\times 7^1\times {\mathrm{17929}}^1\times {\mathrm{53617}}^1$

素因数の和:71556

約数の個数: 16

約数和(自身を含む): 30763863680

約数和(自身を除く): 10576580627

約数列:

[1, 3, 7, 21, 17929, 53617, 53787, 125503, 160851, 375319, 376509, 1125957, 961299193, 2883897579, 6729094351, 20187283053]

約数ペア:

[(1, 20187283053), (3, 6729094351), (7, 2883897579), (21, 961299193), (17929, 1125957), (53617, 376509), (53787, 375319), (125503, 160851)]