18780136

素因数分解:

$2^3\times {\mathrm{1231}}^1\times {\mathrm{1907}}^1$

素因数の和:3144

約数の個数: 16

約数和(自身を含む): 35259840

約数和(自身を除く): 16479704

約数列:

[1, 2, 4, 8, 1231, 1907, 2462, 3814, 4924, 7628, 9848, 15256, 2347517, 4695034, 9390068, 18780136]

約数ペア:

[(1, 18780136), (2, 9390068), (4, 4695034), (8, 2347517), (1231, 15256), (1907, 9848), (2462, 7628), (3814, 4924)]