18397054

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 31610880

約数和(自身を除く): 13213826

約数列:

[1, 2, 13, 19, 26, 38, 167, 223, 247, 334, 446, 494, 2171, 2899, 3173, 4237, 4342, 5798, 6346, 8474, 37241, 41249, 55081, 74482, 82498, 110162, 484133, 707579, 968266, 1415158, 9198527, 18397054]

約数ペア:

[(1, 18397054), (2, 9198527), (13, 1415158), (19, 968266), (26, 707579), (38, 484133), (167, 110162), (223, 82498), (247, 74482), (334, 55081), (446, 41249), (494, 37241), (2171, 8474), (2899, 6346), (3173, 5798), (4237, 4342)]