12980932

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 23535680

約数和(自身を除く): 10554748

約数列:

[1, 2, 4, 37, 74, 139, 148, 278, 556, 631, 1262, 2524, 5143, 10286, 20572, 23347, 46694, 87709, 93388, 175418, 350836, 3245233, 6490466, 12980932]

約数ペア:

[(1, 12980932), (2, 6490466), (4, 3245233), (37, 350836), (74, 175418), (139, 93388), (148, 87709), (278, 46694), (556, 23347), (631, 20572), (1262, 10286), (2524, 5143)]