20154733885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{386143}}^1$

素因数の和:386245

約数の個数: 32

約数和(自身を含む): 28803253248

約数和(自身を除く): 8648519363

約数列:

[1, 5, 11, 13, 55, 65, 73, 143, 365, 715, 803, 949, 4015, 4745, 10439, 52195, 386143, 1930715, 4247573, 5019859, 21237865, 25099295, 28188439, 55218449, 140942195, 276092245, 310072829, 366449707, 1550364145, 1832248535, 4030946777, 20154733885]

約数ペア:

[(1, 20154733885), (5, 4030946777), (11, 1832248535), (13, 1550364145), (55, 366449707), (65, 310072829), (73, 276092245), (143, 140942195), (365, 55218449), (715, 28188439), (803, 25099295), (949, 21237865), (4015, 5019859), (4745, 4247573), (10439, 1930715), (52195, 386143)]