20161968423

素因数分解:

$3^1\times {\mathrm{257}}^1\times {\mathrm{401}}^1\times {\mathrm{65213}}^1$

素因数の和:65874

約数の個数: 16

約数和(自身を含む): 27054940896

約数和(自身を除く): 6892972473

約数列:

[1, 3, 257, 401, 771, 1203, 65213, 103057, 195639, 309171, 16759741, 26150413, 50279223, 78451239, 6720656141, 20161968423]

約数ペア:

[(1, 20161968423), (3, 6720656141), (257, 78451239), (401, 50279223), (771, 26150413), (1203, 16759741), (65213, 309171), (103057, 195639)]