20975472

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20809}}^1$

素因数の和:20830

約数の個数: 60

約数和(自身を含む): 67091440

約数和(自身を除く): 46115968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20809, 41618, 62427, 83236, 124854, 145663, 166472, 187281, 249708, 291326, 332944, 374562, 436989, 499416, 582652, 749124, 873978, 998832, 1165304, 1310967, 1498248, 1747956, 2330608, 2621934, 2996496, 3495912, 5243868, 6991824, 10487736, 20975472]

約数ペア:

[(1, 20975472), (2, 10487736), (3, 6991824), (4, 5243868), (6, 3495912), (7, 2996496), (8, 2621934), (9, 2330608), (12, 1747956), (14, 1498248), (16, 1310967), (18, 1165304), (21, 998832), (24, 873978), (28, 749124), (36, 582652), (42, 499416), (48, 436989), (56, 374562), (63, 332944), (72, 291326), (84, 249708), (112, 187281), (126, 166472), (144, 145663), (168, 124854), (252, 83236), (336, 62427), (504, 41618), (1008, 20809)]