203901872

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{296369}}^1$

素因数の和:296420

約数の個数: 20

約数和(自身を含む): 404248680

約数和(自身を除く): 200346808

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 296369, 592738, 1185476, 2370952, 4741904, 12743867, 25487734, 50975468, 101950936, 203901872]

約数ペア:

[(1, 203901872), (2, 101950936), (4, 50975468), (8, 25487734), (16, 12743867), (43, 4741904), (86, 2370952), (172, 1185476), (344, 592738), (688, 296369)]