20947065

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{23669}}^1$

素因数の和:23736

約数の個数: 16

約数和(自身を含む): 34084800

約数和(自身を除く): 13137735

約数列:

[1, 3, 5, 15, 59, 177, 295, 885, 23669, 71007, 118345, 355035, 1396471, 4189413, 6982355, 20947065]

約数ペア:

[(1, 20947065), (3, 6982355), (5, 4189413), (15, 1396471), (59, 355035), (177, 118345), (295, 71007), (885, 23669)]