18748594

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{643}}^1$

素因数の和:945

約数の個数: 16

約数和(自身を含む): 28748160

約数和(自身を除く): 9999566

約数列:

[1, 2, 61, 122, 239, 478, 643, 1286, 14579, 29158, 39223, 78446, 153677, 307354, 9374297, 18748594]

約数ペア:

[(1, 18748594), (2, 9374297), (61, 307354), (122, 153677), (239, 78446), (478, 39223), (643, 29158), (1286, 14579)]