18187216

素因数分解:

$2^4\times {\mathrm{337}}^1\times {\mathrm{3373}}^1$

素因数の和:3718

約数の個数: 20

約数和(自身を含む): 35352772

約数和(自身を除く): 17165556

約数列:

[1, 2, 4, 8, 16, 337, 674, 1348, 2696, 3373, 5392, 6746, 13492, 26984, 53968, 1136701, 2273402, 4546804, 9093608, 18187216]

約数ペア:

[(1, 18187216), (2, 9093608), (4, 4546804), (8, 2273402), (16, 1136701), (337, 53968), (674, 26984), (1348, 13492), (2696, 6746), (3373, 5392)]