19578004

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 34927200

約数和(自身を除く): 15349196

約数列:

[1, 2, 4, 107, 149, 214, 298, 307, 428, 596, 614, 1228, 15943, 31886, 32849, 45743, 63772, 65698, 91486, 131396, 182972, 4894501, 9789002, 19578004]

約数ペア:

[(1, 19578004), (2, 9789002), (4, 4894501), (107, 182972), (149, 131396), (214, 91486), (298, 65698), (307, 63772), (428, 45743), (596, 32849), (614, 31886), (1228, 15943)]