20761130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{159701}}^1$

素因数の和:159721

約数の個数: 16

約数和(自身を含む): 40244904

約数和(自身を除く): 19483774

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 159701, 319402, 798505, 1597010, 2076113, 4152226, 10380565, 20761130]

約数ペア:

[(1, 20761130), (2, 10380565), (5, 4152226), (10, 2076113), (13, 1597010), (26, 798505), (65, 319402), (130, 159701)]