16989856

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{40841}}^1$

素因数の和:40864

約数の個数: 24

約数和(自身を含む): 36022644

約数和(自身を除く): 19032788

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 40841, 81682, 163364, 326728, 530933, 653456, 1061866, 1306912, 2123732, 4247464, 8494928, 16989856]

約数ペア:

[(1, 16989856), (2, 8494928), (4, 4247464), (8, 2123732), (13, 1306912), (16, 1061866), (26, 653456), (32, 530933), (52, 326728), (104, 163364), (208, 81682), (416, 40841)]