20512946510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{883}}^1\times {\mathrm{331871}}^1$

素因数の和:332768

約数の個数: 32

約数和(自身を含む): 42245978112

約数和(自身を除く): 21733031602

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 883, 1766, 4415, 6181, 8830, 12362, 30905, 61810, 331871, 663742, 1659355, 2323097, 3318710, 4646194, 11615485, 23230970, 293042093, 586084186, 1465210465, 2051294651, 2930420930, 4102589302, 10256473255, 20512946510]

約数ペア:

[(1, 20512946510), (2, 10256473255), (5, 4102589302), (7, 2930420930), (10, 2051294651), (14, 1465210465), (35, 586084186), (70, 293042093), (883, 23230970), (1766, 11615485), (4415, 4646194), (6181, 3318710), (8830, 2323097), (12362, 1659355), (30905, 663742), (61810, 331871)]