20369847

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1979}}^1$

素因数の和:2102

約数の個数: 16

約数和(自身を含む): 28131840

約数和(自身を除く): 7761993

約数列:

[1, 3, 47, 73, 141, 219, 1979, 3431, 5937, 10293, 93013, 144467, 279039, 433401, 6789949, 20369847]

約数ペア:

[(1, 20369847), (3, 6789949), (47, 433401), (73, 279039), (141, 144467), (219, 93013), (1979, 10293), (3431, 5937)]