18337690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1087}}^1$

素因数の和:1342

約数の個数: 32

約数和(自身を含む): 37914624

約数和(自身を除く): 19576934

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 241, 482, 1087, 1205, 1687, 2174, 2410, 3374, 5435, 7609, 8435, 10870, 15218, 16870, 38045, 76090, 261967, 523934, 1309835, 1833769, 2619670, 3667538, 9168845, 18337690]

約数ペア:

[(1, 18337690), (2, 9168845), (5, 3667538), (7, 2619670), (10, 1833769), (14, 1309835), (35, 523934), (70, 261967), (241, 76090), (482, 38045), (1087, 16870), (1205, 15218), (1687, 10870), (2174, 8435), (2410, 7609), (3374, 5435)]