19327724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{757}}^1$

素因数の和:1265

約数の個数: 24

約数和(自身を含む): 36547728

約数和(自身を除く): 17220004

約数列:

[1, 2, 4, 13, 26, 52, 491, 757, 982, 1514, 1964, 3028, 6383, 9841, 12766, 19682, 25532, 39364, 371687, 743374, 1486748, 4831931, 9663862, 19327724]

約数ペア:

[(1, 19327724), (2, 9663862), (4, 4831931), (13, 1486748), (26, 743374), (52, 371687), (491, 39364), (757, 25532), (982, 19682), (1514, 12766), (1964, 9841), (3028, 6383)]