2100989855

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{445597}}^1$

素因数の和:445666

約数の個数: 16

約数和(自身を含む): 2694976704

約数和(自身を除く): 593986849

約数列:

[1, 5, 23, 41, 115, 205, 943, 4715, 445597, 2227985, 10248731, 18269477, 51243655, 91347385, 420197971, 2100989855]

約数ペア:

[(1, 2100989855), (5, 420197971), (23, 91347385), (41, 51243655), (115, 18269477), (205, 10248731), (943, 2227985), (4715, 445597)]