18840357776

素因数分解:

$2^4\times {\mathrm{2633}}^1\times {\mathrm{447217}}^1$

素因数の和:449858

約数の個数: 20

約数和(自身を含む): 36517138572

約数和(自身を除く): 17676780796

約数列:

[1, 2, 4, 8, 16, 2633, 5266, 10532, 21064, 42128, 447217, 894434, 1788868, 3577736, 7155472, 1177522361, 2355044722, 4710089444, 9420178888, 18840357776]

約数ペア:

[(1, 18840357776), (2, 9420178888), (4, 4710089444), (8, 2355044722), (16, 1177522361), (2633, 7155472), (5266, 3577736), (10532, 1788868), (21064, 894434), (42128, 447217)]