320742018

素因数分解:

$2^1\times 3^5\times {\mathrm{659963}}^1$

素因数の和:659980

約数の個数: 24

約数和(自身を含む): 720680688

約数和(自身を除く): 399938670

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 659963, 1319926, 1979889, 3959778, 5939667, 11879334, 17819001, 35638002, 53457003, 106914006, 160371009, 320742018]

約数ペア:

[(1, 320742018), (2, 160371009), (3, 106914006), (6, 53457003), (9, 35638002), (18, 17819001), (27, 11879334), (54, 5939667), (81, 3959778), (162, 1979889), (243, 1319926), (486, 659963)]