19558292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8747}}^1$

素因数の和:8807

約数の個数: 24

約数和(自身を含む): 37721376

約数和(自身を除く): 18163084

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 8747, 17494, 34988, 113711, 227422, 376121, 454844, 752242, 1504484, 4889573, 9779146, 19558292]

約数ペア:

[(1, 19558292), (2, 9779146), (4, 4889573), (13, 1504484), (26, 752242), (43, 454844), (52, 376121), (86, 227422), (172, 113711), (559, 34988), (1118, 17494), (2236, 8747)]