1985488

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{4003}}^1$

素因数の和:4042

約数の個数: 20

約数和(自身を含む): 3971968

約数和(自身を除く): 1986480

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 4003, 8006, 16012, 32024, 64048, 124093, 248186, 496372, 992744, 1985488]

約数ペア:

[(1, 1985488), (2, 992744), (4, 496372), (8, 248186), (16, 124093), (31, 64048), (62, 32024), (124, 16012), (248, 8006), (496, 4003)]