2109386890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{123863}}^1$

素因数の和:124014

約数の個数: 32

約数和(自身を含む): 4120212096

約数和(自身を除く): 2010825206

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 262, 655, 1310, 1703, 3406, 8515, 17030, 123863, 247726, 619315, 1238630, 1610219, 3220438, 8051095, 16102190, 16226053, 32452106, 81130265, 162260530, 210938689, 421877378, 1054693445, 2109386890]

約数ペア:

[(1, 2109386890), (2, 1054693445), (5, 421877378), (10, 210938689), (13, 162260530), (26, 81130265), (65, 32452106), (130, 16226053), (131, 16102190), (262, 8051095), (655, 3220438), (1310, 1610219), (1703, 1238630), (3406, 619315), (8515, 247726), (17030, 123863)]