20105762

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 33048000

約数和(自身を除く): 12942238

約数列:

[1, 2, 19, 38, 53, 67, 106, 134, 149, 298, 1007, 1273, 2014, 2546, 2831, 3551, 5662, 7102, 7897, 9983, 15794, 19966, 67469, 134938, 150043, 189677, 300086, 379354, 529099, 1058198, 10052881, 20105762]

約数ペア:

[(1, 20105762), (2, 10052881), (19, 1058198), (38, 529099), (53, 379354), (67, 300086), (106, 189677), (134, 150043), (149, 134938), (298, 67469), (1007, 19966), (1273, 15794), (2014, 9983), (2546, 7897), (2831, 7102), (3551, 5662)]