20767334

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:588

約数の個数: 32

約数和(自身を含む): 37171200

約数和(自身を除く): 16403866

約数列:

[1, 2, 7, 14, 31, 62, 109, 217, 218, 434, 439, 763, 878, 1526, 3073, 3379, 6146, 6758, 13609, 23653, 27218, 47306, 47851, 95263, 95702, 190526, 334957, 669914, 1483381, 2966762, 10383667, 20767334]

約数ペア:

[(1, 20767334), (2, 10383667), (7, 2966762), (14, 1483381), (31, 669914), (62, 334957), (109, 190526), (217, 95702), (218, 95263), (434, 47851), (439, 47306), (763, 27218), (878, 23653), (1526, 13609), (3073, 6758), (3379, 6146)]