20728351224

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{1958461}}^1$

素因数の和:1958490

約数の個数: 96

約数和(自身を含む): 66979400400

約数和(自身を除く): 46251049176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 294, 378, 392, 441, 504, 588, 756, 882, 1176, 1323, 1512, 1764, 2646, 3528, 5292, 10584, 1958461, 3916922, 5875383, 7833844, 11750766, 13709227, 15667688, 17626149, 23501532, 27418454, 35252298, 41127681, 47003064, 52878447, 54836908, 70504596, 82255362, 95964589, 105756894, 109673816, 123383043, 141009192, 164510724, 191929178, 211513788, 246766086, 287893767, 329021448, 370149129, 383858356, 423027576, 493532172, 575787534, 740298258, 767716712, 863681301, 987064344, 1151575068, 1480596516, 1727362602, 2303150136, 2591043903, 2961193032, 3454725204, 5182087806, 6909450408, 10364175612, 20728351224]

約数ペア:

[(1, 20728351224), (2, 10364175612), (3, 6909450408), (4, 5182087806), (6, 3454725204), (7, 2961193032), (8, 2591043903), (9, 2303150136), (12, 1727362602), (14, 1480596516), (18, 1151575068), (21, 987064344), (24, 863681301), (27, 767716712), (28, 740298258), (36, 575787534), (42, 493532172), (49, 423027576), (54, 383858356), (56, 370149129), (63, 329021448), (72, 287893767), (84, 246766086), (98, 211513788), (108, 191929178), (126, 164510724), (147, 141009192), (168, 123383043), (189, 109673816), (196, 105756894), (216, 95964589), (252, 82255362), (294, 70504596), (378, 54836908), (392, 52878447), (441, 47003064), (504, 41127681), (588, 35252298), (756, 27418454), (882, 23501532), (1176, 17626149), (1323, 15667688), (1512, 13709227), (1764, 11750766), (2646, 7833844), (3528, 5875383), (5292, 3916922), (10584, 1958461)]