201990512989

素因数分解:

${\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{12721}}^1\times {\mathrm{5323}}^1$

素因数の和:18220

約数の個数: 16

約数和(自身を含む): 214032892480

約数和(自身を除く): 12042379491

約数列:

[1, 19, 157, 2983, 5323, 12721, 101137, 241699, 835711, 1997197, 15878509, 37946743, 67713883, 1286563777, 10631079631, 201990512989]

約数ペア:

[(1, 201990512989), (19, 10631079631), (157, 1286563777), (2983, 67713883), (5323, 37946743), (12721, 15878509), (101137, 1997197), (241699, 835711)]