20636049

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31699}}^1$

素因数の和:31740

約数の個数: 16

約数和(自身を含む): 32460800

約数和(自身を除く): 11824751

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 31699, 95097, 221893, 665679, 982669, 2948007, 6878683, 20636049]

約数ペア:

[(1, 20636049), (3, 6878683), (7, 2948007), (21, 982669), (31, 665679), (93, 221893), (217, 95097), (651, 31699)]