18512247

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{12829}}^1$

素因数の和:12882

約数の個数: 16

約数和(自身を含む): 27302240

約数和(自身を除く): 8789993

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 12829, 38487, 166777, 474673, 500331, 1424019, 6170749, 18512247]

約数ペア:

[(1, 18512247), (3, 6170749), (13, 1424019), (37, 500331), (39, 474673), (111, 166777), (481, 38487), (1443, 12829)]