20485332

素因数分解:

$2^2\times 3^3\times 7^4\times {\mathrm{79}}^1$

素因数の和:120

約数の個数: 120

約数和(自身を含む): 62742400

約数和(自身を除く): 42257068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 79, 84, 98, 108, 126, 147, 158, 189, 196, 237, 252, 294, 316, 343, 378, 441, 474, 553, 588, 686, 711, 756, 882, 948, 1029, 1106, 1323, 1372, 1422, 1659, 1764, 2058, 2133, 2212, 2401, 2646, 2844, 3087, 3318, 3871, 4116, 4266, 4802, 4977, 5292, 6174, 6636, 7203, 7742, 8532, 9261, 9604, 9954, 11613, 12348, 14406, 14931, 15484, 18522, 19908, 21609, 23226, 27097, 28812, 29862, 34839, 37044, 43218, 46452, 54194, 59724, 64827, 69678, 81291, 86436, 104517, 108388, 129654, 139356, 162582, 189679, 209034, 243873, 259308, 325164, 379358, 418068, 487746, 569037, 731619, 758716, 975492, 1138074, 1463238, 1707111, 2276148, 2926476, 3414222, 5121333, 6828444, 10242666, 20485332]

約数ペア:

[(1, 20485332), (2, 10242666), (3, 6828444), (4, 5121333), (6, 3414222), (7, 2926476), (9, 2276148), (12, 1707111), (14, 1463238), (18, 1138074), (21, 975492), (27, 758716), (28, 731619), (36, 569037), (42, 487746), (49, 418068), (54, 379358), (63, 325164), (79, 259308), (84, 243873), (98, 209034), (108, 189679), (126, 162582), (147, 139356), (158, 129654), (189, 108388), (196, 104517), (237, 86436), (252, 81291), (294, 69678), (316, 64827), (343, 59724), (378, 54194), (441, 46452), (474, 43218), (553, 37044), (588, 34839), (686, 29862), (711, 28812), (756, 27097), (882, 23226), (948, 21609), (1029, 19908), (1106, 18522), (1323, 15484), (1372, 14931), (1422, 14406), (1659, 12348), (1764, 11613), (2058, 9954), (2133, 9604), (2212, 9261), (2401, 8532), (2646, 7742), (2844, 7203), (3087, 6636), (3318, 6174), (3871, 5292), (4116, 4977), (4266, 4802)]