20376918

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{27611}}^1$

素因数の和:27660

約数の個数: 24

約数和(自身を含む): 45228456

約数和(自身を除く): 24851538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 27611, 55222, 82833, 165666, 248499, 496998, 1132051, 2264102, 3396153, 6792306, 10188459, 20376918]

約数ペア:

[(1, 20376918), (2, 10188459), (3, 6792306), (6, 3396153), (9, 2264102), (18, 1132051), (41, 496998), (82, 248499), (123, 165666), (246, 82833), (369, 55222), (738, 27611)]