20888906374

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{433}}^1\times {\mathrm{51431}}^1$

素因数の和:51940

約数の個数: 32

約数和(自身を含む): 36428668416

約数和(自身を除く): 15539762042

約数列:

[1, 2, 7, 14, 67, 134, 433, 469, 866, 938, 3031, 6062, 29011, 51431, 58022, 102862, 203077, 360017, 406154, 720034, 3445877, 6891754, 22269623, 24121139, 44539246, 48242278, 155887361, 311774722, 1492064741, 2984129482, 10444453187, 20888906374]

約数ペア:

[(1, 20888906374), (2, 10444453187), (7, 2984129482), (14, 1492064741), (67, 311774722), (134, 155887361), (433, 48242278), (469, 44539246), (866, 24121139), (938, 22269623), (3031, 6891754), (6062, 3445877), (29011, 720034), (51431, 406154), (58022, 360017), (102862, 203077)]