6439992

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{20641}}^1$

素因数の和:20663

約数の個数: 32

約数和(自身を含む): 17339280

約数和(自身を除く): 10899288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 20641, 41282, 61923, 82564, 123846, 165128, 247692, 268333, 495384, 536666, 804999, 1073332, 1609998, 2146664, 3219996, 6439992]

約数ペア:

[(1, 6439992), (2, 3219996), (3, 2146664), (4, 1609998), (6, 1073332), (8, 804999), (12, 536666), (13, 495384), (24, 268333), (26, 247692), (39, 165128), (52, 123846), (78, 82564), (104, 61923), (156, 41282), (312, 20641)]