20191808511

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{66179}}^1$

素因数の和:66388

約数の個数: 48

約数和(自身を含む): 34688908800

約数和(自身を除く): 14497100289

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 167, 203, 261, 501, 609, 1169, 1503, 1827, 3507, 4843, 10521, 14529, 33901, 43587, 66179, 101703, 198537, 305109, 463253, 595611, 1389759, 1919191, 4169277, 5757573, 11051893, 13434337, 17272719, 33155679, 40303011, 77363251, 99467037, 120909033, 232089753, 320504897, 696269259, 961514691, 2243534279, 2884544073, 6730602837, 20191808511]

約数ペア:

[(1, 20191808511), (3, 6730602837), (7, 2884544073), (9, 2243534279), (21, 961514691), (29, 696269259), (63, 320504897), (87, 232089753), (167, 120909033), (203, 99467037), (261, 77363251), (501, 40303011), (609, 33155679), (1169, 17272719), (1503, 13434337), (1827, 11051893), (3507, 5757573), (4843, 4169277), (10521, 1919191), (14529, 1389759), (33901, 595611), (43587, 463253), (66179, 305109), (101703, 198537)]