20163399993

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{507907}}^1$

素因数の和:508325

約数の個数: 24

約数和(自身を含む): 31851926496

約数和(自身を除く): 11688526503

約数列:

[1, 3, 9, 11, 33, 99, 401, 1203, 3609, 4411, 13233, 39699, 507907, 1523721, 4571163, 5586977, 16760931, 50282793, 203670707, 611012121, 1833036363, 2240377777, 6721133331, 20163399993]

約数ペア:

[(1, 20163399993), (3, 6721133331), (9, 2240377777), (11, 1833036363), (33, 611012121), (99, 203670707), (401, 50282793), (1203, 16760931), (3609, 5586977), (4411, 4571163), (13233, 1523721), (39699, 507907)]