18803486

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{9907}}^1$

素因数の和:9995

約数の個数: 16

約数和(自身を含む): 30794064

約数和(自身を除く): 11990578

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 9907, 19814, 128791, 257582, 723211, 1446422, 9401743, 18803486]

約数ペア:

[(1, 18803486), (2, 9401743), (13, 1446422), (26, 723211), (73, 257582), (146, 128791), (949, 19814), (1898, 9907)]