20977192

素因数分解:

$2^3\times {\mathrm{1409}}^1\times {\mathrm{1861}}^1$

素因数の和:3276

約数の個数: 16

約数和(自身を含む): 39381300

約数和(自身を除く): 18404108

約数列:

[1, 2, 4, 8, 1409, 1861, 2818, 3722, 5636, 7444, 11272, 14888, 2622149, 5244298, 10488596, 20977192]

約数ペア:

[(1, 20977192), (2, 10488596), (4, 5244298), (8, 2622149), (1409, 14888), (1861, 11272), (2818, 7444), (3722, 5636)]