20512995821

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1198259}}^1$

素因数の和:1198348

約数の個数: 16

約数和(自身を含む): 23294174400

約数和(自身を除く): 2781178579

約数列:

[1, 17, 19, 53, 323, 901, 1007, 17119, 1198259, 20370403, 22766921, 63507727, 387037657, 1079631359, 1206646813, 20512995821]

約数ペア:

[(1, 20512995821), (17, 1206646813), (19, 1079631359), (53, 387037657), (323, 63507727), (901, 22766921), (1007, 20370403), (17119, 1198259)]