20371485

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{46831}}^1$

素因数の和:46868

約数の個数: 16

約数和(自身を含む): 33719040

約数和(自身を除く): 13347555

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 46831, 140493, 234155, 702465, 1358099, 4074297, 6790495, 20371485]

約数ペア:

[(1, 20371485), (3, 6790495), (5, 4074297), (15, 1358099), (29, 702465), (87, 234155), (145, 140493), (435, 46831)]