20174879979

素因数分解:

$3^3\times {\mathrm{1447}}^1\times {\mathrm{516391}}^1$

素因数の和:517847

約数の個数: 16

約数和(自身を含む): 29909424640

約数和(自身を除く): 9734544661

約数列:

[1, 3, 9, 27, 1447, 4341, 13023, 39069, 516391, 1549173, 4647519, 13942557, 747217777, 2241653331, 6724959993, 20174879979]

約数ペア:

[(1, 20174879979), (3, 6724959993), (9, 2241653331), (27, 747217777), (1447, 13942557), (4341, 4647519), (13023, 1549173), (39069, 516391)]