20333404

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4297}}^1$

素因数の和:4334

約数の個数: 36

約数和(自身を含む): 44045904

約数和(自身を除く): 23712500

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4297, 4732, 8594, 17188, 30079, 55861, 60158, 111722, 120316, 223444, 391027, 726193, 782054, 1452386, 1564108, 2904772, 5083351, 10166702, 20333404]

約数ペア:

[(1, 20333404), (2, 10166702), (4, 5083351), (7, 2904772), (13, 1564108), (14, 1452386), (26, 782054), (28, 726193), (52, 391027), (91, 223444), (169, 120316), (182, 111722), (338, 60158), (364, 55861), (676, 30079), (1183, 17188), (2366, 8594), (4297, 4732)]