20487033

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1777}}^1$

素因数の和:1854

約数の個数: 32

約数和(自身を含む): 35275520

約数和(自身を除く): 14788487

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1647, 1777, 3843, 5331, 11529, 12439, 15993, 37317, 47979, 108397, 111951, 325191, 335853, 758779, 975573, 2276337, 2926719, 6829011, 20487033]

約数ペア:

[(1, 20487033), (3, 6829011), (7, 2926719), (9, 2276337), (21, 975573), (27, 758779), (61, 335853), (63, 325191), (183, 111951), (189, 108397), (427, 47979), (549, 37317), (1281, 15993), (1647, 12439), (1777, 11529), (3843, 5331)]