18128446

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:568

約数の個数: 32

約数和(自身を含む): 32394240

約数和(自身を除く): 14265794

約数列:

[1, 2, 7, 14, 37, 74, 79, 158, 259, 443, 518, 553, 886, 1106, 2923, 3101, 5846, 6202, 16391, 20461, 32782, 34997, 40922, 69994, 114737, 229474, 244979, 489958, 1294889, 2589778, 9064223, 18128446]

約数ペア:

[(1, 18128446), (2, 9064223), (7, 2589778), (14, 1294889), (37, 489958), (74, 244979), (79, 229474), (158, 114737), (259, 69994), (443, 40922), (518, 34997), (553, 32782), (886, 20461), (1106, 16391), (2923, 6202), (3101, 5846)]