20194041

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{9521}}^1$

素因数の和:9632

約数の個数: 16

約数和(自身を含む): 31079808

約数和(自身を除く): 10885767

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 9521, 28563, 66647, 199941, 961621, 2884863, 6731347, 20194041]

約数ペア:

[(1, 20194041), (3, 6731347), (7, 2884863), (21, 961621), (101, 199941), (303, 66647), (707, 28563), (2121, 9521)]