20576976

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1$

素因数の和:1368

約数の個数: 80

約数和(自身を含む): 62091264

約数和(自身を除く): 41514288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 47, 48, 56, 84, 94, 112, 141, 168, 188, 282, 329, 336, 376, 564, 658, 752, 987, 1128, 1303, 1316, 1974, 2256, 2606, 2632, 3909, 3948, 5212, 5264, 7818, 7896, 9121, 10424, 15636, 15792, 18242, 20848, 27363, 31272, 36484, 54726, 61241, 62544, 72968, 109452, 122482, 145936, 183723, 218904, 244964, 367446, 428687, 437808, 489928, 734892, 857374, 979856, 1286061, 1469784, 1714748, 2572122, 2939568, 3429496, 5144244, 6858992, 10288488, 20576976]

約数ペア:

[(1, 20576976), (2, 10288488), (3, 6858992), (4, 5144244), (6, 3429496), (7, 2939568), (8, 2572122), (12, 1714748), (14, 1469784), (16, 1286061), (21, 979856), (24, 857374), (28, 734892), (42, 489928), (47, 437808), (48, 428687), (56, 367446), (84, 244964), (94, 218904), (112, 183723), (141, 145936), (168, 122482), (188, 109452), (282, 72968), (329, 62544), (336, 61241), (376, 54726), (564, 36484), (658, 31272), (752, 27363), (987, 20848), (1128, 18242), (1303, 15792), (1316, 15636), (1974, 10424), (2256, 9121), (2606, 7896), (2632, 7818), (3909, 5264), (3948, 5212)]