20628998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{4111}}^1$

素因数の和:4319

約数の個数: 16

約数和(自身を含む): 33504576

約数和(自身を除く): 12875578

約数列:

[1, 2, 13, 26, 193, 386, 2509, 4111, 5018, 8222, 53443, 106886, 793423, 1586846, 10314499, 20628998]

約数ペア:

[(1, 20628998), (2, 10314499), (13, 1586846), (26, 793423), (193, 106886), (386, 53443), (2509, 8222), (4111, 5018)]