30557878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1223}}^1$

素因数の和:1300

約数の個数: 24

約数和(自身を含む): 51048144

約数和(自身を除く): 20490266

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 961, 1223, 1922, 2446, 12493, 15899, 24986, 31798, 37913, 75826, 492869, 985738, 1175303, 2350606, 15278939, 30557878]

約数ペア:

[(1, 30557878), (2, 15278939), (13, 2350606), (26, 1175303), (31, 985738), (62, 492869), (403, 75826), (806, 37913), (961, 31798), (1223, 24986), (1922, 15899), (2446, 12493)]