1887404

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{491}}^1$

素因数の和:557

約数の個数: 18

約数和(自身を含む): 3419892

約数和(自身を除く): 1532488

約数列:

[1, 2, 4, 31, 62, 124, 491, 961, 982, 1922, 1964, 3844, 15221, 30442, 60884, 471851, 943702, 1887404]

約数ペア:

[(1, 1887404), (2, 943702), (4, 471851), (31, 60884), (62, 30442), (124, 15221), (491, 3844), (961, 1964), (982, 1922)]