20199113613

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1548893}}^1$

素因数の和:1548935

約数の個数: 40

約数和(自身を含む): 35983905408

約数和(自身を除く): 15784791795

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1863, 4347, 13041, 1548893, 4646679, 10842251, 13940037, 32526753, 35624539, 41820111, 97580259, 106873617, 125460333, 249371773, 292740777, 320620851, 748115319, 878222331, 961862553, 2244345957, 2885587659, 6733037871, 20199113613]

約数ペア:

[(1, 20199113613), (3, 6733037871), (7, 2885587659), (9, 2244345957), (21, 961862553), (23, 878222331), (27, 748115319), (63, 320620851), (69, 292740777), (81, 249371773), (161, 125460333), (189, 106873617), (207, 97580259), (483, 41820111), (567, 35624539), (621, 32526753), (1449, 13940037), (1863, 10842251), (4347, 4646679), (13041, 1548893)]