16819616

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{673}}^1$

素因数の和:765

約数の個数: 48

約数和(自身を含む): 36687168

約数和(自身を除く): 19867552

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 71, 88, 142, 176, 284, 352, 568, 673, 781, 1136, 1346, 1562, 2272, 2692, 3124, 5384, 6248, 7403, 10768, 12496, 14806, 21536, 24992, 29612, 47783, 59224, 95566, 118448, 191132, 236896, 382264, 525613, 764528, 1051226, 1529056, 2102452, 4204904, 8409808, 16819616]

約数ペア:

[(1, 16819616), (2, 8409808), (4, 4204904), (8, 2102452), (11, 1529056), (16, 1051226), (22, 764528), (32, 525613), (44, 382264), (71, 236896), (88, 191132), (142, 118448), (176, 95566), (284, 59224), (352, 47783), (568, 29612), (673, 24992), (781, 21536), (1136, 14806), (1346, 12496), (1562, 10768), (2272, 7403), (2692, 6248), (3124, 5384)]