20498310

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{32537}}^1$

素因数の和:32557

約数の個数: 48

約数和(自身を含む): 60911136

約数和(自身を除く): 40412826

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 32537, 65074, 97611, 162685, 195222, 227759, 292833, 325370, 455518, 488055, 585666, 683277, 976110, 1138795, 1366554, 1464165, 2049831, 2277590, 2928330, 3416385, 4099662, 6832770, 10249155, 20498310]

約数ペア:

[(1, 20498310), (2, 10249155), (3, 6832770), (5, 4099662), (6, 3416385), (7, 2928330), (9, 2277590), (10, 2049831), (14, 1464165), (15, 1366554), (18, 1138795), (21, 976110), (30, 683277), (35, 585666), (42, 488055), (45, 455518), (63, 325370), (70, 292833), (90, 227759), (105, 195222), (126, 162685), (210, 97611), (315, 65074), (630, 32537)]