20566090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{120977}}^1$

素因数の和:121001

約数の個数: 16

約数和(自身を含む): 39196872

約数和(自身を除く): 18630782

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 120977, 241954, 604885, 1209770, 2056609, 4113218, 10283045, 20566090]

約数ペア:

[(1, 20566090), (2, 10283045), (5, 4113218), (10, 2056609), (17, 1209770), (34, 604885), (85, 241954), (170, 120977)]