20868309384

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{66885607}}^1$

素因数の和:66885629

約数の個数: 32

約数和(自身を含む): 56183910720

約数和(自身を除く): 35315601336

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 66885607, 133771214, 200656821, 267542428, 401313642, 535084856, 802627284, 869512891, 1605254568, 1739025782, 2608538673, 3478051564, 5217077346, 6956103128, 10434154692, 20868309384]

約数ペア:

[(1, 20868309384), (2, 10434154692), (3, 6956103128), (4, 5217077346), (6, 3478051564), (8, 2608538673), (12, 1739025782), (13, 1605254568), (24, 869512891), (26, 802627284), (39, 535084856), (52, 401313642), (78, 267542428), (104, 200656821), (156, 133771214), (312, 66885607)]