20825442

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:328

約数の個数: 96

約数和(自身を含む): 54587520

約数和(自身を除く): 33762078

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 23, 33, 34, 46, 51, 66, 69, 99, 102, 138, 153, 187, 198, 207, 253, 269, 306, 374, 391, 414, 506, 538, 561, 759, 782, 807, 1122, 1173, 1518, 1614, 1683, 2277, 2346, 2421, 2959, 3366, 3519, 4301, 4554, 4573, 4842, 5918, 6187, 7038, 8602, 8877, 9146, 12374, 12903, 13719, 17754, 18561, 25806, 26631, 27438, 37122, 38709, 41157, 50303, 53262, 55683, 68057, 77418, 82314, 100606, 105179, 111366, 136114, 150909, 204171, 210358, 301818, 315537, 408342, 452727, 612513, 631074, 905454, 946611, 1156969, 1225026, 1893222, 2313938, 3470907, 6941814, 10412721, 20825442]

約数ペア:

[(1, 20825442), (2, 10412721), (3, 6941814), (6, 3470907), (9, 2313938), (11, 1893222), (17, 1225026), (18, 1156969), (22, 946611), (23, 905454), (33, 631074), (34, 612513), (46, 452727), (51, 408342), (66, 315537), (69, 301818), (99, 210358), (102, 204171), (138, 150909), (153, 136114), (187, 111366), (198, 105179), (207, 100606), (253, 82314), (269, 77418), (306, 68057), (374, 55683), (391, 53262), (414, 50303), (506, 41157), (538, 38709), (561, 37122), (759, 27438), (782, 26631), (807, 25806), (1122, 18561), (1173, 17754), (1518, 13719), (1614, 12903), (1683, 12374), (2277, 9146), (2346, 8877), (2421, 8602), (2959, 7038), (3366, 6187), (3519, 5918), (4301, 4842), (4554, 4573)]