19740396

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{126541}}^1$

素因数の和:126561

約数の個数: 24

約数和(自身を含む): 49604464

約数和(自身を除く): 29864068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 126541, 253082, 379623, 506164, 759246, 1518492, 1645033, 3290066, 4935099, 6580132, 9870198, 19740396]

約数ペア:

[(1, 19740396), (2, 9870198), (3, 6580132), (4, 4935099), (6, 3290066), (12, 1645033), (13, 1518492), (26, 759246), (39, 506164), (52, 379623), (78, 253082), (156, 126541)]