16860784

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:457

約数の個数: 40

約数和(自身を含む): 33948720

約数和(自身を除く): 17087936

約数列:

[1, 2, 4, 8, 16, 53, 59, 106, 118, 212, 236, 337, 424, 472, 674, 848, 944, 1348, 2696, 3127, 5392, 6254, 12508, 17861, 19883, 25016, 35722, 39766, 50032, 71444, 79532, 142888, 159064, 285776, 318128, 1053799, 2107598, 4215196, 8430392, 16860784]

約数ペア:

[(1, 16860784), (2, 8430392), (4, 4215196), (8, 2107598), (16, 1053799), (53, 318128), (59, 285776), (106, 159064), (118, 142888), (212, 79532), (236, 71444), (337, 50032), (424, 39766), (472, 35722), (674, 25016), (848, 19883), (944, 17861), (1348, 12508), (2696, 6254), (3127, 5392)]