20045196

素因数分解:

$2^2\times 3^2\times {\mathrm{556811}}^1$

素因数の和:556821

約数の個数: 18

約数和(自身を含む): 50669892

約数和(自身を除く): 30624696

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 556811, 1113622, 1670433, 2227244, 3340866, 5011299, 6681732, 10022598, 20045196]

約数ペア:

[(1, 20045196), (2, 10022598), (3, 6681732), (4, 5011299), (6, 3340866), (9, 2227244), (12, 1670433), (18, 1113622), (36, 556811)]