17930978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{4231}}^1$

素因数の和:4409

約数の個数: 16

約数和(自身を含む): 29150016

約数和(自身を除く): 11219038

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4231, 4238, 8462, 55003, 110006, 689653, 1379306, 8965489, 17930978]

約数ペア:

[(1, 17930978), (2, 8965489), (13, 1379306), (26, 689653), (163, 110006), (326, 55003), (2119, 8462), (4231, 4238)]