78865712

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{214309}}^1$

素因数の和:214340

約数の個数: 20

約数和(自身を含む): 159446640

約数和(自身を除く): 80580928

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 214309, 428618, 857236, 1714472, 3428944, 4929107, 9858214, 19716428, 39432856, 78865712]

約数ペア:

[(1, 78865712), (2, 39432856), (4, 19716428), (8, 9858214), (16, 4929107), (23, 3428944), (46, 1714472), (92, 857236), (184, 428618), (368, 214309)]