19472021

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:484

約数の個数: 16

約数和(自身を含む): 21565440

約数和(自身を除く): 2093419

約数列:

[1, 17, 29, 127, 311, 493, 2159, 3683, 5287, 9019, 39497, 62611, 153323, 671449, 1145413, 19472021]

約数ペア:

[(1, 19472021), (17, 1145413), (29, 671449), (127, 153323), (311, 62611), (493, 39497), (2159, 9019), (3683, 5287)]