20173640277

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1429}}^1\times {\mathrm{18169}}^1$

素因数の和:19645

約数の個数: 32

約数和(自身を含む): 31595449600

約数和(自身を除く): 11421809323

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 1429, 4287, 10003, 18169, 30009, 52873, 54507, 127183, 158619, 370111, 381549, 672253, 1110333, 2016759, 4705771, 14117313, 25963501, 77890503, 181744507, 545233521, 960649537, 2881948611, 6724546759, 20173640277]

約数ペア:

[(1, 20173640277), (3, 6724546759), (7, 2881948611), (21, 960649537), (37, 545233521), (111, 181744507), (259, 77890503), (777, 25963501), (1429, 14117313), (4287, 4705771), (10003, 2016759), (18169, 1110333), (30009, 672253), (52873, 381549), (54507, 370111), (127183, 158619)]