20284656

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{827}}^1$

素因数の和:918

約数の個数: 80

約数和(自身を含む): 60781824

約数和(自身を除く): 40497168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 73, 84, 112, 146, 168, 219, 292, 336, 438, 511, 584, 827, 876, 1022, 1168, 1533, 1654, 1752, 2044, 2481, 3066, 3308, 3504, 4088, 4962, 5789, 6132, 6616, 8176, 9924, 11578, 12264, 13232, 17367, 19848, 23156, 24528, 34734, 39696, 46312, 60371, 69468, 92624, 120742, 138936, 181113, 241484, 277872, 362226, 422597, 482968, 724452, 845194, 965936, 1267791, 1448904, 1690388, 2535582, 2897808, 3380776, 5071164, 6761552, 10142328, 20284656]

約数ペア:

[(1, 20284656), (2, 10142328), (3, 6761552), (4, 5071164), (6, 3380776), (7, 2897808), (8, 2535582), (12, 1690388), (14, 1448904), (16, 1267791), (21, 965936), (24, 845194), (28, 724452), (42, 482968), (48, 422597), (56, 362226), (73, 277872), (84, 241484), (112, 181113), (146, 138936), (168, 120742), (219, 92624), (292, 69468), (336, 60371), (438, 46312), (511, 39696), (584, 34734), (827, 24528), (876, 23156), (1022, 19848), (1168, 17367), (1533, 13232), (1654, 12264), (1752, 11578), (2044, 9924), (2481, 8176), (3066, 6616), (3308, 6132), (3504, 5789), (4088, 4962)]