20479085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{16189}}^1$

素因数の和:16228

約数の個数: 16

約数和(自身を含む): 27976320

約数和(自身を除く): 7497235

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 16189, 80945, 178079, 372347, 890395, 1861735, 4095817, 20479085]

約数ペア:

[(1, 20479085), (5, 4095817), (11, 1861735), (23, 890395), (55, 372347), (115, 178079), (253, 80945), (1265, 16189)]