30389918

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{1913}}^1$

素因数の和:1988

約数の個数: 24

約数和(自身を含む): 50437728

約数和(自身を除く): 20047810

約数列:

[1, 2, 13, 26, 47, 94, 169, 338, 611, 1222, 1913, 3826, 7943, 15886, 24869, 49738, 89911, 179822, 323297, 646594, 1168843, 2337686, 15194959, 30389918]

約数ペア:

[(1, 30389918), (2, 15194959), (13, 2337686), (26, 1168843), (47, 646594), (94, 323297), (169, 179822), (338, 89911), (611, 49738), (1222, 24869), (1913, 15886), (3826, 7943)]