20894328

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1063}}^1$

素因数の和:1098

約数の個数: 128

約数和(自身を含む): 71500800

約数和(自身を除く): 50606472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 117, 126, 156, 168, 182, 189, 216, 234, 252, 273, 312, 351, 364, 378, 468, 504, 546, 702, 728, 756, 819, 936, 1063, 1092, 1404, 1512, 1638, 2126, 2184, 2457, 2808, 3189, 3276, 4252, 4914, 6378, 6552, 7441, 8504, 9567, 9828, 12756, 13819, 14882, 19134, 19656, 22323, 25512, 27638, 28701, 29764, 38268, 41457, 44646, 55276, 57402, 59528, 66969, 76536, 82914, 89292, 96733, 110552, 114804, 124371, 133938, 165828, 178584, 193466, 200907, 229608, 248742, 267876, 290199, 331656, 373113, 386932, 401814, 497484, 535752, 580398, 746226, 773864, 803628, 870597, 994968, 1160796, 1492452, 1607256, 1741194, 2321592, 2611791, 2984904, 3482388, 5223582, 6964776, 10447164, 20894328]

約数ペア:

[(1, 20894328), (2, 10447164), (3, 6964776), (4, 5223582), (6, 3482388), (7, 2984904), (8, 2611791), (9, 2321592), (12, 1741194), (13, 1607256), (14, 1492452), (18, 1160796), (21, 994968), (24, 870597), (26, 803628), (27, 773864), (28, 746226), (36, 580398), (39, 535752), (42, 497484), (52, 401814), (54, 386932), (56, 373113), (63, 331656), (72, 290199), (78, 267876), (84, 248742), (91, 229608), (104, 200907), (108, 193466), (117, 178584), (126, 165828), (156, 133938), (168, 124371), (182, 114804), (189, 110552), (216, 96733), (234, 89292), (252, 82914), (273, 76536), (312, 66969), (351, 59528), (364, 57402), (378, 55276), (468, 44646), (504, 41457), (546, 38268), (702, 29764), (728, 28701), (756, 27638), (819, 25512), (936, 22323), (1063, 19656), (1092, 19134), (1404, 14882), (1512, 13819), (1638, 12756), (2126, 9828), (2184, 9567), (2457, 8504), (2808, 7441), (3189, 6552), (3276, 6378), (4252, 4914)]