20279448

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{40237}}^1$

素因数の和:40256

約数の個数: 48

約数和(自身を含む): 62771280

約数和(自身を除く): 42491832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 40237, 80474, 120711, 160948, 241422, 281659, 321896, 362133, 482844, 563318, 724266, 844977, 965688, 1126636, 1448532, 1689954, 2253272, 2534931, 2897064, 3379908, 5069862, 6759816, 10139724, 20279448]

約数ペア:

[(1, 20279448), (2, 10139724), (3, 6759816), (4, 5069862), (6, 3379908), (7, 2897064), (8, 2534931), (9, 2253272), (12, 1689954), (14, 1448532), (18, 1126636), (21, 965688), (24, 844977), (28, 724266), (36, 563318), (42, 482844), (56, 362133), (63, 321896), (72, 281659), (84, 241422), (126, 160948), (168, 120711), (252, 80474), (504, 40237)]