20737584

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{2939}}^1$

素因数の和:2967

約数の個数: 90

約数和(自身を含む): 67534740

約数和(自身を除く): 46797156

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 2939, 3528, 5878, 7056, 8817, 11756, 17634, 20573, 23512, 26451, 35268, 41146, 47024, 52902, 61719, 70536, 82292, 105804, 123438, 141072, 144011, 164584, 185157, 211608, 246876, 288022, 329168, 370314, 423216, 432033, 493752, 576044, 740628, 864066, 987504, 1152088, 1296099, 1481256, 1728132, 2304176, 2592198, 2962512, 3456264, 5184396, 6912528, 10368792, 20737584]

約数ペア:

[(1, 20737584), (2, 10368792), (3, 6912528), (4, 5184396), (6, 3456264), (7, 2962512), (8, 2592198), (9, 2304176), (12, 1728132), (14, 1481256), (16, 1296099), (18, 1152088), (21, 987504), (24, 864066), (28, 740628), (36, 576044), (42, 493752), (48, 432033), (49, 423216), (56, 370314), (63, 329168), (72, 288022), (84, 246876), (98, 211608), (112, 185157), (126, 164584), (144, 144011), (147, 141072), (168, 123438), (196, 105804), (252, 82292), (294, 70536), (336, 61719), (392, 52902), (441, 47024), (504, 41146), (588, 35268), (784, 26451), (882, 23512), (1008, 20573), (1176, 17634), (1764, 11756), (2352, 8817), (2939, 7056), (3528, 5878)]