18807616

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{4139}}^1$

素因数の和:4222

約数の個数: 28

約数和(自身を含む): 37856160

約数和(自身を除く): 19048544

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 284, 568, 1136, 2272, 4139, 4544, 8278, 16556, 33112, 66224, 132448, 264896, 293869, 587738, 1175476, 2350952, 4701904, 9403808, 18807616]

約数ペア:

[(1, 18807616), (2, 9403808), (4, 4701904), (8, 2350952), (16, 1175476), (32, 587738), (64, 293869), (71, 264896), (142, 132448), (284, 66224), (568, 33112), (1136, 16556), (2272, 8278), (4139, 4544)]