18005585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{631}}^1$

素因数の和:1088

約数の個数: 16

約数和(自身を含む): 23358720

約数和(自身を除く): 5353135

約数列:

[1, 5, 13, 65, 439, 631, 2195, 3155, 5707, 8203, 28535, 41015, 277009, 1385045, 3601117, 18005585]

約数ペア:

[(1, 18005585), (5, 3601117), (13, 1385045), (65, 277009), (439, 41015), (631, 28535), (2195, 8203), (3155, 5707)]