20717652012

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{953}}^1\times {\mathrm{16931}}^1$

素因数の和:17998

約数の個数: 48

約数和(自身を含む): 48847059072

約数和(自身を除く): 28129407060

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 953, 1284, 1906, 2859, 3812, 5718, 11436, 16931, 33862, 50793, 67724, 101586, 101971, 203172, 203942, 305913, 407884, 611826, 1223652, 1811617, 3623234, 5434851, 7246468, 10869702, 16135243, 21739404, 32270486, 48405729, 64540972, 96811458, 193622916, 1726471001, 3452942002, 5179413003, 6905884004, 10358826006, 20717652012]

約数ペア:

[(1, 20717652012), (2, 10358826006), (3, 6905884004), (4, 5179413003), (6, 3452942002), (12, 1726471001), (107, 193622916), (214, 96811458), (321, 64540972), (428, 48405729), (642, 32270486), (953, 21739404), (1284, 16135243), (1906, 10869702), (2859, 7246468), (3812, 5434851), (5718, 3623234), (11436, 1811617), (16931, 1223652), (33862, 611826), (50793, 407884), (67724, 305913), (101586, 203942), (101971, 203172)]