20556230

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{120919}}^1$

素因数の和:120943

約数の個数: 16

約数和(自身を含む): 39178080

約数和(自身を除く): 18621850

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 120919, 241838, 604595, 1209190, 2055623, 4111246, 10278115, 20556230]

約数ペア:

[(1, 20556230), (2, 10278115), (5, 4111246), (10, 2055623), (17, 1209190), (34, 604595), (85, 241838), (170, 120919)]