2019950475

素因数分解:

$3^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{127643}}^1$

素因数の和:127867

約数の個数: 24

約数和(自身を含む): 3355505472

約数和(自身を除く): 1335554997

約数列:

[1, 3, 5, 15, 25, 75, 211, 633, 1055, 3165, 5275, 15825, 127643, 382929, 638215, 1914645, 3191075, 9573225, 26932673, 80798019, 134663365, 403990095, 673316825, 2019950475]

約数ペア:

[(1, 2019950475), (3, 673316825), (5, 403990095), (15, 134663365), (25, 80798019), (75, 26932673), (211, 9573225), (633, 3191075), (1055, 1914645), (3165, 638215), (5275, 382929), (15825, 127643)]