15847938

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 36504000

約数和(自身を除く): 20656062

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 149, 171, 298, 311, 342, 447, 622, 894, 933, 1341, 1866, 2682, 2799, 2831, 5598, 5662, 5909, 8493, 11818, 16986, 17727, 25479, 35454, 46339, 50958, 53181, 92678, 106362, 139017, 278034, 417051, 834102, 880441, 1760882, 2641323, 5282646, 7923969, 15847938]

約数ペア:

[(1, 15847938), (2, 7923969), (3, 5282646), (6, 2641323), (9, 1760882), (18, 880441), (19, 834102), (38, 417051), (57, 278034), (114, 139017), (149, 106362), (171, 92678), (298, 53181), (311, 50958), (342, 46339), (447, 35454), (622, 25479), (894, 17727), (933, 16986), (1341, 11818), (1866, 8493), (2682, 5909), (2799, 5662), (2831, 5598)]