20866104

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2179}}^1$

素因数の和:2217

約数の個数: 96

約数和(自身を含む): 68016000

約数和(自身を除く): 47149896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 114, 126, 133, 152, 168, 171, 228, 252, 266, 342, 399, 456, 504, 532, 684, 798, 1064, 1197, 1368, 1596, 2179, 2394, 3192, 4358, 4788, 6537, 8716, 9576, 13074, 15253, 17432, 19611, 26148, 30506, 39222, 41401, 45759, 52296, 61012, 78444, 82802, 91518, 122024, 124203, 137277, 156888, 165604, 183036, 248406, 274554, 289807, 331208, 366072, 372609, 496812, 549108, 579614, 745218, 869421, 993624, 1098216, 1159228, 1490436, 1738842, 2318456, 2608263, 2980872, 3477684, 5216526, 6955368, 10433052, 20866104]

約数ペア:

[(1, 20866104), (2, 10433052), (3, 6955368), (4, 5216526), (6, 3477684), (7, 2980872), (8, 2608263), (9, 2318456), (12, 1738842), (14, 1490436), (18, 1159228), (19, 1098216), (21, 993624), (24, 869421), (28, 745218), (36, 579614), (38, 549108), (42, 496812), (56, 372609), (57, 366072), (63, 331208), (72, 289807), (76, 274554), (84, 248406), (114, 183036), (126, 165604), (133, 156888), (152, 137277), (168, 124203), (171, 122024), (228, 91518), (252, 82802), (266, 78444), (342, 61012), (399, 52296), (456, 45759), (504, 41401), (532, 39222), (684, 30506), (798, 26148), (1064, 19611), (1197, 17432), (1368, 15253), (1596, 13074), (2179, 9576), (2394, 8716), (3192, 6537), (4358, 4788)]