18972908

素因数分解:

$2^2\times {\mathrm{631}}^1\times {\mathrm{7517}}^1$

素因数の和:8152

約数の個数: 12

約数和(自身を含む): 33259632

約数和(自身を除く): 14286724

約数列:

[1, 2, 4, 631, 1262, 2524, 7517, 15034, 30068, 4743227, 9486454, 18972908]

約数ペア:

[(1, 18972908), (2, 9486454), (4, 4743227), (631, 30068), (1262, 15034), (2524, 7517)]