1900681915

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{73061}}^1$

素因数の和:73131

約数の個数: 24

約数和(自身を含む): 2565352944

約数和(自身を除く): 664671029

約数列:

[1, 5, 11, 43, 55, 121, 215, 473, 605, 2365, 5203, 26015, 73061, 365305, 803671, 3141623, 4018355, 8840381, 15708115, 34557853, 44201905, 172789265, 380136383, 1900681915]

約数ペア:

[(1, 1900681915), (5, 380136383), (11, 172789265), (43, 44201905), (55, 34557853), (121, 15708115), (215, 8840381), (473, 4018355), (605, 3141623), (2365, 803671), (5203, 365305), (26015, 73061)]