20318524

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{14071}}^1$

素因数の和:14113

約数の個数: 18

約数和(自身を含む): 37530024

約数和(自身を除く): 17211500

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 14071, 28142, 56284, 267349, 534698, 1069396, 5079631, 10159262, 20318524]

約数ペア:

[(1, 20318524), (2, 10159262), (4, 5079631), (19, 1069396), (38, 534698), (76, 267349), (361, 56284), (722, 28142), (1444, 14071)]