19842565

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2251}}^1$

素因数の和:2340

約数の個数: 16

約数和(自身を含む): 24970176

約数和(自身を除く): 5127611

約数列:

[1, 5, 41, 43, 205, 215, 1763, 2251, 8815, 11255, 92291, 96793, 461455, 483965, 3968513, 19842565]

約数ペア:

[(1, 19842565), (5, 3968513), (41, 483965), (43, 461455), (205, 96793), (215, 92291), (1763, 11255), (2251, 8815)]