1819413970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{870533}}^1$

素因数の和:870570

約数の個数: 32

約数和(自身を含む): 3760706880

約数和(自身を除く): 1941292910

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 870533, 1741066, 4352665, 8705330, 9575863, 16540127, 19151726, 33080254, 47879315, 82700635, 95758630, 165401270, 181941397, 363882794, 909706985, 1819413970]

約数ペア:

[(1, 1819413970), (2, 909706985), (5, 363882794), (10, 181941397), (11, 165401270), (19, 95758630), (22, 82700635), (38, 47879315), (55, 33080254), (95, 19151726), (110, 16540127), (190, 9575863), (209, 8705330), (418, 4352665), (1045, 1741066), (2090, 870533)]