20442807

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9833}}^1$

素因数の和:9860

約数の個数: 32

約数和(自身を含む): 37762560

約数和(自身を除く): 17319753

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 9833, 29499, 68831, 88497, 108163, 206493, 265491, 324489, 619479, 757141, 973467, 1858437, 2271423, 2920401, 6814269, 20442807]

約数ペア:

[(1, 20442807), (3, 6814269), (7, 2920401), (9, 2271423), (11, 1858437), (21, 973467), (27, 757141), (33, 619479), (63, 324489), (77, 265491), (99, 206493), (189, 108163), (231, 88497), (297, 68831), (693, 29499), (2079, 9833)]