20798090

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{35251}}^1$

素因数の和:35317

約数の個数: 16

約数和(自身を含む): 38072160

約数和(自身を除く): 17274070

約数列:

[1, 2, 5, 10, 59, 118, 295, 590, 35251, 70502, 176255, 352510, 2079809, 4159618, 10399045, 20798090]

約数ペア:

[(1, 20798090), (2, 10399045), (5, 4159618), (10, 2079809), (59, 352510), (118, 176255), (295, 70502), (590, 35251)]