40000003148144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{192307707443}}^1$

素因数の和:192307707464

約数の個数: 20

約数和(自身を含む): 83461545030696

約数和(自身を除く): 43461541882552

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 192307707443, 384615414886, 769230829772, 1538461659544, 2500000196759, 3076923319088, 5000000393518, 10000000787036, 20000001574072, 40000003148144]

約数ペア:

[(1, 40000003148144), (2, 20000001574072), (4, 10000000787036), (8, 5000000393518), (13, 3076923319088), (16, 2500000196759), (26, 1538461659544), (52, 769230829772), (104, 384615414886), (208, 192307707443)]