20421765218

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{947}}^1\times {\mathrm{95419}}^1$

素因数の和:96481

約数の個数: 16

約数和(自身を含む): 30936690720

約数和(自身を除く): 10514925502

約数列:

[1, 2, 113, 226, 947, 1894, 95419, 107011, 190838, 214022, 10782347, 21564694, 90361793, 180723586, 10210882609, 20421765218]

約数ペア:

[(1, 20421765218), (2, 10210882609), (113, 180723586), (226, 90361793), (947, 21564694), (1894, 10782347), (95419, 214022), (107011, 190838)]