1640672004

素因数分解:

$2^2\times 3^1\times {\mathrm{136722667}}^1$

素因数の和:136722674

約数の個数: 12

約数和(自身を含む): 3828234704

約数和(自身を除く): 2187562700

約数列:

[1, 2, 3, 4, 6, 12, 136722667, 273445334, 410168001, 546890668, 820336002, 1640672004]

約数ペア:

[(1, 1640672004), (2, 820336002), (3, 546890668), (4, 410168001), (6, 273445334), (12, 136722667)]