20588526

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 55157760

約数和(自身を除く): 34569234

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 49, 54, 62, 63, 93, 98, 126, 147, 186, 189, 217, 251, 279, 294, 378, 434, 441, 502, 558, 651, 753, 837, 882, 1302, 1323, 1506, 1519, 1674, 1757, 1953, 2259, 2646, 3038, 3514, 3906, 4518, 4557, 5271, 5859, 6777, 7781, 9114, 10542, 11718, 12299, 13554, 13671, 15562, 15813, 23343, 24598, 27342, 31626, 36897, 41013, 46686, 47439, 54467, 70029, 73794, 82026, 94878, 108934, 110691, 140058, 163401, 210087, 221382, 326802, 332073, 381269, 420174, 490203, 664146, 762538, 980406, 1143807, 1470609, 2287614, 2941218, 3431421, 6862842, 10294263, 20588526]

約数ペア:

[(1, 20588526), (2, 10294263), (3, 6862842), (6, 3431421), (7, 2941218), (9, 2287614), (14, 1470609), (18, 1143807), (21, 980406), (27, 762538), (31, 664146), (42, 490203), (49, 420174), (54, 381269), (62, 332073), (63, 326802), (93, 221382), (98, 210087), (126, 163401), (147, 140058), (186, 110691), (189, 108934), (217, 94878), (251, 82026), (279, 73794), (294, 70029), (378, 54467), (434, 47439), (441, 46686), (502, 41013), (558, 36897), (651, 31626), (753, 27342), (837, 24598), (882, 23343), (1302, 15813), (1323, 15562), (1506, 13671), (1519, 13554), (1674, 12299), (1757, 11718), (1953, 10542), (2259, 9114), (2646, 7781), (3038, 6777), (3514, 5859), (3906, 5271), (4518, 4557)]