16271888

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:471

約数の個数: 40

約数和(自身を含む): 32834208

約数和(自身を除く): 16562320

約数列:

[1, 2, 4, 8, 16, 43, 67, 86, 134, 172, 268, 344, 353, 536, 688, 706, 1072, 1412, 2824, 2881, 5648, 5762, 11524, 15179, 23048, 23651, 30358, 46096, 47302, 60716, 94604, 121432, 189208, 242864, 378416, 1016993, 2033986, 4067972, 8135944, 16271888]

約数ペア:

[(1, 16271888), (2, 8135944), (4, 4067972), (8, 2033986), (16, 1016993), (43, 378416), (67, 242864), (86, 189208), (134, 121432), (172, 94604), (268, 60716), (344, 47302), (353, 46096), (536, 30358), (688, 23651), (706, 23048), (1072, 15179), (1412, 11524), (2824, 5762), (2881, 5648)]