19702345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7393}}^1$

素因数の和:7452

約数の個数: 16

約数和(自身を含む): 26086032

約数和(自身を除く): 6383687

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 7393, 36965, 96109, 303113, 480545, 1515565, 3940469, 19702345]

約数ペア:

[(1, 19702345), (5, 3940469), (13, 1515565), (41, 480545), (65, 303113), (205, 96109), (533, 36965), (2665, 7393)]