19879637

素因数分解:

${\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:280

約数の個数: 16

約数和(自身を含む): 21150720

約数和(自身を除く): 1271083

約数列:

[1, 47, 59, 67, 107, 2773, 3149, 3953, 5029, 6313, 7169, 185791, 296711, 336943, 422971, 19879637]

約数ペア:

[(1, 19879637), (47, 422971), (59, 336943), (67, 296711), (107, 185791), (2773, 7169), (3149, 6313), (3953, 5029)]