64197328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{308641}}^1$

素因数の和:308662

約数の個数: 20

約数和(自身を含む): 133950628

約数和(自身を除く): 69753300

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 308641, 617282, 1234564, 2469128, 4012333, 4938256, 8024666, 16049332, 32098664, 64197328]

約数ペア:

[(1, 64197328), (2, 32098664), (4, 16049332), (8, 8024666), (13, 4938256), (16, 4012333), (26, 2469128), (52, 1234564), (104, 617282), (208, 308641)]