19501473970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1129211}}^1$

素因数の和:1129386

約数の個数: 32

約数和(自身を含む): 38537747136

約数和(自身を除く): 19036273166

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 157, 314, 785, 1570, 1727, 3454, 8635, 17270, 1129211, 2258422, 5646055, 11292110, 12421321, 24842642, 62106605, 124213210, 177286127, 354572254, 886430635, 1772861270, 1950147397, 3900294794, 9750736985, 19501473970]

約数ペア:

[(1, 19501473970), (2, 9750736985), (5, 3900294794), (10, 1950147397), (11, 1772861270), (22, 886430635), (55, 354572254), (110, 177286127), (157, 124213210), (314, 62106605), (785, 24842642), (1570, 12421321), (1727, 11292110), (3454, 5646055), (8635, 2258422), (17270, 1129211)]