18504448

素因数分解:

$2^8\times {\mathrm{41}}^2\times {\mathrm{43}}^1$

素因数の和:141

約数の個数: 54

約数和(自身を含む): 38739932

約数和(自身を除く): 20235484

約数列:

[1, 2, 4, 8, 16, 32, 41, 43, 64, 82, 86, 128, 164, 172, 256, 328, 344, 656, 688, 1312, 1376, 1681, 1763, 2624, 2752, 3362, 3526, 5248, 5504, 6724, 7052, 10496, 11008, 13448, 14104, 26896, 28208, 53792, 56416, 72283, 107584, 112832, 144566, 215168, 225664, 289132, 430336, 451328, 578264, 1156528, 2313056, 4626112, 9252224, 18504448]

約数ペア:

[(1, 18504448), (2, 9252224), (4, 4626112), (8, 2313056), (16, 1156528), (32, 578264), (41, 451328), (43, 430336), (64, 289132), (82, 225664), (86, 215168), (128, 144566), (164, 112832), (172, 107584), (256, 72283), (328, 56416), (344, 53792), (656, 28208), (688, 26896), (1312, 14104), (1376, 13448), (1681, 11008), (1763, 10496), (2624, 7052), (2752, 6724), (3362, 5504), (3526, 5248)]