20144909071

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1\times {\mathrm{1721}}^1$

素因数の和:2215

約数の個数: 32

約数和(自身を含む): 23778478080

約数和(自身を除く): 3633569009

約数列:

[1, 7, 61, 79, 347, 427, 553, 1721, 2429, 4819, 12047, 21167, 27413, 33733, 104981, 135959, 148169, 191891, 597187, 734867, 951713, 1672193, 4180309, 8293499, 11705351, 36428407, 47177773, 58054493, 254998849, 330244411, 2877844153, 20144909071]

約数ペア:

[(1, 20144909071), (7, 2877844153), (61, 330244411), (79, 254998849), (347, 58054493), (427, 47177773), (553, 36428407), (1721, 11705351), (2429, 8293499), (4819, 4180309), (12047, 1672193), (21167, 951713), (27413, 734867), (33733, 597187), (104981, 191891), (135959, 148169)]