20293305

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9733}}^1$

素因数の和:9880

約数の個数: 16

約数和(自身を含む): 32706240

約数和(自身を除く): 12412935

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 9733, 29199, 48665, 145995, 1352887, 4058661, 6764435, 20293305]

約数ペア:

[(1, 20293305), (3, 6764435), (5, 4058661), (15, 1352887), (139, 145995), (417, 48665), (695, 29199), (2085, 9733)]