20871036223

素因数分解:

${\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{947}}^1\times {\mathrm{7039}}^1$

素因数の和:8118

約数の個数: 16

約数和(自身を含む): 21783674880

約数和(自身を除く): 912638657

約数列:

[1, 31, 101, 947, 3131, 7039, 29357, 95647, 218209, 710939, 2965057, 6665933, 22039109, 206643923, 673259233, 20871036223]

約数ペア:

[(1, 20871036223), (31, 673259233), (101, 206643923), (947, 22039109), (3131, 6665933), (7039, 2965057), (29357, 710939), (95647, 218209)]