20849276

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43801}}^1$

素因数の和:43829

約数の個数: 24

約数和(自身を含む): 44152416

約数和(自身を除く): 23303140

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 43801, 87602, 175204, 306607, 613214, 744617, 1226428, 1489234, 2978468, 5212319, 10424638, 20849276]

約数ペア:

[(1, 20849276), (2, 10424638), (4, 5212319), (7, 2978468), (14, 1489234), (17, 1226428), (28, 744617), (34, 613214), (68, 306607), (119, 175204), (238, 87602), (476, 43801)]