18716763

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{10211}}^1$

素因数の和:10274

約数の個数: 16

約数和(自身を含む): 27449856

約数和(自身を除く): 8733093

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 10211, 30633, 132743, 398229, 479917, 1439751, 6238921, 18716763]

約数ペア:

[(1, 18716763), (3, 6238921), (13, 1439751), (39, 479917), (47, 398229), (141, 132743), (611, 30633), (1833, 10211)]