19319898

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{247691}}^1$

素因数の和:247709

約数の個数: 16

約数和(自身を含む): 41612256

約数和(自身を除く): 22292358

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 247691, 495382, 743073, 1486146, 3219983, 6439966, 9659949, 19319898]

約数ペア:

[(1, 19319898), (2, 9659949), (3, 6439966), (6, 3219983), (13, 1486146), (26, 743073), (39, 495382), (78, 247691)]