18906453

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{5693}}^1$

素因数の和:5746

約数の個数: 20

約数和(自身を含む): 28936908

約数和(自身を除く): 10030455

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 5693, 17079, 51237, 153711, 233413, 461133, 700239, 2100717, 6302151, 18906453]

約数ペア:

[(1, 18906453), (3, 6302151), (9, 2100717), (27, 700239), (41, 461133), (81, 233413), (123, 153711), (369, 51237), (1107, 17079), (3321, 5693)]