20031638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{12473}}^1$

素因数の和:12559

約数の個数: 16

約数和(自身を含む): 33230736

約数和(自身を除く): 13199098

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 12473, 24946, 137203, 274406, 910529, 1821058, 10015819, 20031638]

約数ペア:

[(1, 20031638), (2, 10015819), (11, 1821058), (22, 910529), (73, 274406), (146, 137203), (803, 24946), (1606, 12473)]