19401472

素因数分解:

$2^8\times {\mathrm{75787}}^1$

素因数の和:75803

約数の個数: 18

約数和(自身を含む): 38727668

約数和(自身を除く): 19326196

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 75787, 151574, 303148, 606296, 1212592, 2425184, 4850368, 9700736, 19401472]

約数ペア:

[(1, 19401472), (2, 9700736), (4, 4850368), (8, 2425184), (16, 1212592), (32, 606296), (64, 303148), (128, 151574), (256, 75787)]