20294690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1459}}^1$

素因数の和:1586

約数の個数: 32

約数和(自身を含む): 39735360

約数和(自身を除く): 19440670

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 214, 535, 1070, 1391, 1459, 2782, 2918, 6955, 7295, 13910, 14590, 18967, 37934, 94835, 156113, 189670, 312226, 780565, 1561130, 2029469, 4058938, 10147345, 20294690]

約数ペア:

[(1, 20294690), (2, 10147345), (5, 4058938), (10, 2029469), (13, 1561130), (26, 780565), (65, 312226), (107, 189670), (130, 156113), (214, 94835), (535, 37934), (1070, 18967), (1391, 14590), (1459, 13910), (2782, 7295), (2918, 6955)]