2019571821

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 3025698624

約数和(自身を除く): 1006126803

約数列:

[1, 3, 9, 67, 107, 113, 201, 277, 321, 339, 603, 831, 963, 1017, 2493, 7169, 7571, 12091, 18559, 21507, 22713, 29639, 31301, 36273, 55677, 64521, 68139, 88917, 93903, 108819, 167031, 266751, 281709, 810097, 1985813, 2097167, 2430291, 3349207, 5957439, 6291501, 7290873, 10047621, 17872317, 18874503, 30142863, 224396869, 673190607, 2019571821]

約数ペア:

[(1, 2019571821), (3, 673190607), (9, 224396869), (67, 30142863), (107, 18874503), (113, 17872317), (201, 10047621), (277, 7290873), (321, 6291501), (339, 5957439), (603, 3349207), (831, 2430291), (963, 2097167), (1017, 1985813), (2493, 810097), (7169, 281709), (7571, 266751), (12091, 167031), (18559, 108819), (21507, 93903), (22713, 88917), (29639, 68139), (31301, 64521), (36273, 55677)]