156558928

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{315643}}^1$

素因数の和:315682

約数の個数: 20

約数和(自身を含む): 313118848

約数和(自身を除く): 156559920

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 315643, 631286, 1262572, 2525144, 5050288, 9784933, 19569866, 39139732, 78279464, 156558928]

約数ペア:

[(1, 156558928), (2, 78279464), (4, 39139732), (8, 19569866), (16, 9784933), (31, 5050288), (62, 2525144), (124, 1262572), (248, 631286), (496, 315643)]