18431262129

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{887441}}^1$

素因数の和:887517

約数の個数: 32

約数和(自身を含む): 29988440064

約数和(自身を除く): 11557177935

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 483, 903, 989, 2967, 6923, 20769, 887441, 2662323, 6212087, 18636261, 20411143, 38159963, 61233429, 114479889, 142878001, 267119741, 428634003, 801359223, 877679149, 2633037447, 6143754043, 18431262129]

約数ペア:

[(1, 18431262129), (3, 6143754043), (7, 2633037447), (21, 877679149), (23, 801359223), (43, 428634003), (69, 267119741), (129, 142878001), (161, 114479889), (301, 61233429), (483, 38159963), (903, 20411143), (989, 18636261), (2967, 6212087), (6923, 2662323), (20769, 887441)]