20163873807

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{164387}}^1$

素因数の和:164473

約数の個数: 64

約数和(自身を含む): 37874995200

約数和(自身を除く): 17711121393

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 59, 63, 77, 99, 177, 189, 231, 297, 413, 531, 649, 693, 1239, 1593, 1947, 2079, 3717, 4543, 5841, 11151, 13629, 17523, 40887, 122661, 164387, 493161, 1150709, 1479483, 1808257, 3452127, 4438449, 5424771, 9698833, 10356381, 12657799, 16274313, 29096499, 31069143, 37973397, 48822939, 67891831, 87289497, 106687163, 113920191, 203675493, 261868491, 320061489, 341760573, 611026479, 746810141, 960184467, 1833079437, 2240430423, 2880553401, 6721291269, 20163873807]

約数ペア:

[(1, 20163873807), (3, 6721291269), (7, 2880553401), (9, 2240430423), (11, 1833079437), (21, 960184467), (27, 746810141), (33, 611026479), (59, 341760573), (63, 320061489), (77, 261868491), (99, 203675493), (177, 113920191), (189, 106687163), (231, 87289497), (297, 67891831), (413, 48822939), (531, 37973397), (649, 31069143), (693, 29096499), (1239, 16274313), (1593, 12657799), (1947, 10356381), (2079, 9698833), (3717, 5424771), (4543, 4438449), (5841, 3452127), (11151, 1808257), (13629, 1479483), (17523, 1150709), (40887, 493161), (122661, 164387)]