19579856

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{6761}}^1$

素因数の和:6950

約数の個数: 20

約数和(自身を含む): 38151204

約数和(自身を除く): 18571348

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 6761, 13522, 27044, 54088, 108176, 1223741, 2447482, 4894964, 9789928, 19579856]

約数ペア:

[(1, 19579856), (2, 9789928), (4, 4894964), (8, 2447482), (16, 1223741), (181, 108176), (362, 54088), (724, 27044), (1448, 13522), (2896, 6761)]