20313071

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 23358720

約数和(自身を除く): 3045649

約数列:

[1, 19, 23, 43, 47, 437, 529, 817, 893, 989, 1081, 2021, 10051, 18791, 20539, 22747, 24863, 38399, 46483, 432193, 472397, 883177, 1069109, 20313071]

約数ペア:

[(1, 20313071), (19, 1069109), (23, 883177), (43, 472397), (47, 432193), (437, 46483), (529, 38399), (817, 24863), (893, 22747), (989, 20539), (1081, 18791), (2021, 10051)]