19862050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{30557}}^1$

素因数の和:30582

約数の個数: 24

約数和(自身を含む): 39786516

約数和(自身を除く): 19924466

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 30557, 61114, 152785, 305570, 397241, 763925, 794482, 1527850, 1986205, 3972410, 9931025, 19862050]

約数ペア:

[(1, 19862050), (2, 9931025), (5, 3972410), (10, 1986205), (13, 1527850), (25, 794482), (26, 763925), (50, 397241), (65, 305570), (130, 152785), (325, 61114), (650, 30557)]