19392243

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1663}}^1$

素因数の和:1715

約数の個数: 24

約数和(自身を含む): 29233152

約数和(自身を除く): 9840909

約数列:

[1, 3, 13, 23, 39, 69, 169, 299, 507, 897, 1663, 3887, 4989, 11661, 21619, 38249, 64857, 114747, 281047, 497237, 843141, 1491711, 6464081, 19392243]

約数ペア:

[(1, 19392243), (3, 6464081), (13, 1491711), (23, 843141), (39, 497237), (69, 281047), (169, 114747), (299, 64857), (507, 38249), (897, 21619), (1663, 11661), (3887, 4989)]