20285330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156041}}^1$

素因数の和:156061

約数の個数: 16

約数和(自身を含む): 39322584

約数和(自身を除く): 19037254

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 156041, 312082, 780205, 1560410, 2028533, 4057066, 10142665, 20285330]

約数ペア:

[(1, 20285330), (2, 10142665), (5, 4057066), (10, 2028533), (13, 1560410), (26, 780205), (65, 312082), (130, 156041)]