20813838

素因数分解:

$2^1\times 3^1\times {\mathrm{197}}^1\times {\mathrm{17609}}^1$

素因数の和:17811

約数の個数: 16

約数和(自身を含む): 41841360

約数和(自身を除く): 21027522

約数列:

[1, 2, 3, 6, 197, 394, 591, 1182, 17609, 35218, 52827, 105654, 3468973, 6937946, 10406919, 20813838]

約数ペア:

[(1, 20813838), (2, 10406919), (3, 6937946), (6, 3468973), (197, 105654), (394, 52827), (591, 35218), (1182, 17609)]