20049183

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4133}}^1$

素因数の和:4164

約数の個数: 36

約数和(自身を含む): 36759528

約数和(自身を除く): 16710345

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 441, 539, 693, 1617, 4133, 4851, 12399, 28931, 37197, 45463, 86793, 136389, 202517, 260379, 318241, 409167, 607551, 954723, 1822653, 2227687, 2864169, 6683061, 20049183]

約数ペア:

[(1, 20049183), (3, 6683061), (7, 2864169), (9, 2227687), (11, 1822653), (21, 954723), (33, 607551), (49, 409167), (63, 318241), (77, 260379), (99, 202517), (147, 136389), (231, 86793), (441, 45463), (539, 37197), (693, 28931), (1617, 12399), (4133, 4851)]