20120592012

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{921779}}^1$

素因数の和:921910

約数の個数: 48

約数和(自身を含む): 50174328960

約数和(自身を除く): 30053736948

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 107, 204, 214, 321, 428, 642, 1284, 1819, 3638, 5457, 7276, 10914, 21828, 921779, 1843558, 2765337, 3687116, 5530674, 11061348, 15670243, 31340486, 47010729, 62680972, 94021458, 98630353, 188042916, 197260706, 295891059, 394521412, 591782118, 1183564236, 1676716001, 3353432002, 5030148003, 6706864004, 10060296006, 20120592012]

約数ペア:

[(1, 20120592012), (2, 10060296006), (3, 6706864004), (4, 5030148003), (6, 3353432002), (12, 1676716001), (17, 1183564236), (34, 591782118), (51, 394521412), (68, 295891059), (102, 197260706), (107, 188042916), (204, 98630353), (214, 94021458), (321, 62680972), (428, 47010729), (642, 31340486), (1284, 15670243), (1819, 11061348), (3638, 5530674), (5457, 3687116), (7276, 2765337), (10914, 1843558), (21828, 921779)]