20980176

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3673}}^1$

素因数の和:3708

約数の個数: 80

約数和(自身を含む): 65602944

約数和(自身を除く): 44622768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 51, 56, 68, 84, 102, 112, 119, 136, 168, 204, 238, 272, 336, 357, 408, 476, 714, 816, 952, 1428, 1904, 2856, 3673, 5712, 7346, 11019, 14692, 22038, 25711, 29384, 44076, 51422, 58768, 62441, 77133, 88152, 102844, 124882, 154266, 176304, 187323, 205688, 249764, 308532, 374646, 411376, 437087, 499528, 617064, 749292, 874174, 999056, 1234128, 1311261, 1498584, 1748348, 2622522, 2997168, 3496696, 5245044, 6993392, 10490088, 20980176]

約数ペア:

[(1, 20980176), (2, 10490088), (3, 6993392), (4, 5245044), (6, 3496696), (7, 2997168), (8, 2622522), (12, 1748348), (14, 1498584), (16, 1311261), (17, 1234128), (21, 999056), (24, 874174), (28, 749292), (34, 617064), (42, 499528), (48, 437087), (51, 411376), (56, 374646), (68, 308532), (84, 249764), (102, 205688), (112, 187323), (119, 176304), (136, 154266), (168, 124882), (204, 102844), (238, 88152), (272, 77133), (336, 62441), (357, 58768), (408, 51422), (476, 44076), (714, 29384), (816, 25711), (952, 22038), (1428, 14692), (1904, 11019), (2856, 7346), (3673, 5712)]