20199553894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{15439}}^1\times {\mathrm{50321}}^1$

素因数の和:65775

約数の個数: 16

約数和(自身を含む): 32632810560

約数和(自身を除く): 12433256666

約数列:

[1, 2, 13, 26, 15439, 30878, 50321, 100642, 200707, 401414, 654173, 1308346, 776905919, 1553811838, 10099776947, 20199553894]

約数ペア:

[(1, 20199553894), (2, 10099776947), (13, 1553811838), (26, 776905919), (15439, 1308346), (30878, 654173), (50321, 401414), (100642, 200707)]