20954558

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1\times {\mathrm{571}}^1$

素因数の和:943

約数の個数: 16

約数和(自身を含む): 32123520

約数和(自身を除く): 11168962

約数列:

[1, 2, 59, 118, 311, 571, 622, 1142, 18349, 33689, 36698, 67378, 177581, 355162, 10477279, 20954558]

約数ペア:

[(1, 20954558), (2, 10477279), (59, 355162), (118, 177581), (311, 67378), (571, 36698), (622, 33689), (1142, 18349)]