20663298

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1949}}^1$

素因数の和:2007

約数の個数: 48

約数和(自身を含む): 48672000

約数和(自身を除く): 28008702

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 1949, 3534, 3898, 5301, 5847, 10602, 11694, 17541, 35082, 37031, 60419, 74062, 111093, 120838, 181257, 222186, 333279, 362514, 543771, 666558, 1087542, 1147961, 2295922, 3443883, 6887766, 10331649, 20663298]

約数ペア:

[(1, 20663298), (2, 10331649), (3, 6887766), (6, 3443883), (9, 2295922), (18, 1147961), (19, 1087542), (31, 666558), (38, 543771), (57, 362514), (62, 333279), (93, 222186), (114, 181257), (171, 120838), (186, 111093), (279, 74062), (342, 60419), (558, 37031), (589, 35082), (1178, 17541), (1767, 11694), (1949, 10602), (3534, 5847), (3898, 5301)]