18397806

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{11839}}^1$

素因数の和:11888

約数の個数: 32

約数和(自身を含む): 43192320

約数和(自身を除く): 24794514

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 11839, 23678, 35517, 71034, 82873, 165746, 248619, 438043, 497238, 876086, 1314129, 2628258, 3066301, 6132602, 9198903, 18397806]

約数ペア:

[(1, 18397806), (2, 9198903), (3, 6132602), (6, 3066301), (7, 2628258), (14, 1314129), (21, 876086), (37, 497238), (42, 438043), (74, 248619), (111, 165746), (222, 82873), (259, 71034), (518, 35517), (777, 23678), (1554, 11839)]