20699946

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{31081}}^1$

素因数の和:31126

約数の個数: 24

約数和(自身を含む): 46063524

約数和(自身を除く): 25363578

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 31081, 62162, 93243, 186486, 279729, 559458, 1149997, 2299994, 3449991, 6899982, 10349973, 20699946]

約数ペア:

[(1, 20699946), (2, 10349973), (3, 6899982), (6, 3449991), (9, 2299994), (18, 1149997), (37, 559458), (74, 279729), (111, 186486), (222, 93243), (333, 62162), (666, 31081)]