20169236

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{787}}^1$

素因数の和:983

約数の個数: 24

約数和(自身を含む): 36405600

約数和(自身を除く): 16236364

約数列:

[1, 2, 4, 43, 86, 149, 172, 298, 596, 787, 1574, 3148, 6407, 12814, 25628, 33841, 67682, 117263, 135364, 234526, 469052, 5042309, 10084618, 20169236]

約数ペア:

[(1, 20169236), (2, 10084618), (4, 5042309), (43, 469052), (86, 234526), (149, 135364), (172, 117263), (298, 67682), (596, 33841), (787, 25628), (1574, 12814), (3148, 6407)]