20163397278

素因数分解:

$2^1\times 3^1\times {\mathrm{641}}^1\times {\mathrm{5242693}}^1$

素因数の和:5243339

約数の個数: 16

約数和(自身を含む): 40389714576

約数和(自身を除く): 20226317298

約数列:

[1, 2, 3, 6, 641, 1282, 1923, 3846, 5242693, 10485386, 15728079, 31456158, 3360566213, 6721132426, 10081698639, 20163397278]

約数ペア:

[(1, 20163397278), (2, 10081698639), (3, 6721132426), (6, 3360566213), (641, 31456158), (1282, 15728079), (1923, 10485386), (3846, 5242693)]