19942078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{9241}}^1$

素因数の和:9339

約数の個数: 16

約数和(自身を含む): 32605776

約数和(自身を除く): 12663698

約数列:

[1, 2, 13, 26, 83, 166, 1079, 2158, 9241, 18482, 120133, 240266, 767003, 1534006, 9971039, 19942078]

約数ペア:

[(1, 19942078), (2, 9971039), (13, 1534006), (26, 767003), (83, 240266), (166, 120133), (1079, 18482), (2158, 9241)]