20173934781

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2239309}}^1$

素因数の和:2239346

約数の個数: 48

約数和(自身を含む): 39125224320

約数和(自身を除く): 18951289539

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 117, 143, 231, 273, 429, 693, 819, 1001, 1287, 3003, 9009, 2239309, 6717927, 15675163, 20153781, 24632399, 29111017, 47025489, 73897197, 87333051, 141076467, 172426793, 203777119, 221691591, 261999153, 320221187, 517280379, 611331357, 960663561, 1551841137, 1833994071, 2241548309, 2881990683, 6724644927, 20173934781]

約数ペア:

[(1, 20173934781), (3, 6724644927), (7, 2881990683), (9, 2241548309), (11, 1833994071), (13, 1551841137), (21, 960663561), (33, 611331357), (39, 517280379), (63, 320221187), (77, 261999153), (91, 221691591), (99, 203777119), (117, 172426793), (143, 141076467), (231, 87333051), (273, 73897197), (429, 47025489), (693, 29111017), (819, 24632399), (1001, 20153781), (1287, 15675163), (3003, 6717927), (9009, 2239309)]