19487782

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{1171}}^1$

素因数の和:1383

約数の個数: 16

約数和(自身を含む): 29998512

約数和(自身を除く): 10510730

約数列:

[1, 2, 53, 106, 157, 314, 1171, 2342, 8321, 16642, 62063, 124126, 183847, 367694, 9743891, 19487782]

約数ペア:

[(1, 19487782), (2, 9743891), (53, 367694), (106, 183847), (157, 124126), (314, 62063), (1171, 16642), (2342, 8321)]