678032

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{1367}}^1$

素因数の和:1406

約数の個数: 20

約数和(自身を含む): 1357056

約数和(自身を除く): 679024

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 1367, 2734, 5468, 10936, 21872, 42377, 84754, 169508, 339016, 678032]

約数ペア:

[(1, 678032), (2, 339016), (4, 169508), (8, 84754), (16, 42377), (31, 21872), (62, 10936), (124, 5468), (248, 2734), (496, 1367)]