20145542319

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{9397}}^1$

素因数の和:9634

約数の個数: 80

約数和(自身を含む): 36389056000

約数和(自身を除く): 16243513681

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 199, 399, 513, 567, 597, 1197, 1393, 1539, 1791, 3591, 3781, 4179, 5373, 9397, 10773, 11343, 12537, 16119, 26467, 28191, 34029, 37611, 65779, 79401, 84573, 102087, 112833, 178543, 197337, 238203, 253719, 306261, 535629, 592011, 714609, 761157, 1249801, 1606887, 1776033, 1870003, 2143827, 3749403, 4820661, 5328099, 5610009, 11248209, 13090021, 14461983, 16830027, 33744627, 35530057, 39270063, 50490081, 101233881, 106590171, 117810189, 151470243, 248710399, 319770513, 353430567, 746131197, 959311539, 1060291701, 2238393591, 2877934617, 6715180773, 20145542319]

約数ペア:

[(1, 20145542319), (3, 6715180773), (7, 2877934617), (9, 2238393591), (19, 1060291701), (21, 959311539), (27, 746131197), (57, 353430567), (63, 319770513), (81, 248710399), (133, 151470243), (171, 117810189), (189, 106590171), (199, 101233881), (399, 50490081), (513, 39270063), (567, 35530057), (597, 33744627), (1197, 16830027), (1393, 14461983), (1539, 13090021), (1791, 11248209), (3591, 5610009), (3781, 5328099), (4179, 4820661), (5373, 3749403), (9397, 2143827), (10773, 1870003), (11343, 1776033), (12537, 1606887), (16119, 1249801), (26467, 761157), (28191, 714609), (34029, 592011), (37611, 535629), (65779, 306261), (79401, 253719), (84573, 238203), (102087, 197337), (112833, 178543)]