20196177795

素因数分解:

$3^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{304687}}^1$

素因数の和:305192

約数の個数: 32

約数和(自身を含む): 35977559040

約数和(自身を除く): 15781381245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 491, 1473, 2455, 4419, 7365, 13257, 22095, 66285, 304687, 914061, 1523435, 2742183, 4570305, 8226549, 13710915, 41132745, 149601317, 448803951, 748006585, 1346411853, 2244019755, 4039235559, 6732059265, 20196177795]

約数ペア:

[(1, 20196177795), (3, 6732059265), (5, 4039235559), (9, 2244019755), (15, 1346411853), (27, 748006585), (45, 448803951), (135, 149601317), (491, 41132745), (1473, 13710915), (2455, 8226549), (4419, 4570305), (7365, 2742183), (13257, 1523435), (22095, 914061), (66285, 304687)]