18901206

素因数分解:

$2^1\times 3^2\times {\mathrm{509}}^1\times {\mathrm{2063}}^1$

素因数の和:2580

約数の個数: 24

約数和(自身を含む): 41052960

約数和(自身を除く): 22151754

約数列:

[1, 2, 3, 6, 9, 18, 509, 1018, 1527, 2063, 3054, 4126, 4581, 6189, 9162, 12378, 18567, 37134, 1050067, 2100134, 3150201, 6300402, 9450603, 18901206]

約数ペア:

[(1, 18901206), (2, 9450603), (3, 6300402), (6, 3150201), (9, 2100134), (18, 1050067), (509, 37134), (1018, 18567), (1527, 12378), (2063, 9162), (3054, 6189), (4126, 4581)]