19201078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{12517}}^1$

素因数の和:12591

約数の個数: 16

約数和(自身を含む): 31545360

約数和(自身を除く): 12344282

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 12517, 25034, 162721, 325442, 738503, 1477006, 9600539, 19201078]

約数ペア:

[(1, 19201078), (2, 9600539), (13, 1477006), (26, 738503), (59, 325442), (118, 162721), (767, 25034), (1534, 12517)]