19315504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{92863}}^1$

素因数の和:92884

約数の個数: 20

約数和(自身を含む): 40302976

約数和(自身を除く): 20987472

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 92863, 185726, 371452, 742904, 1207219, 1485808, 2414438, 4828876, 9657752, 19315504]

約数ペア:

[(1, 19315504), (2, 9657752), (4, 4828876), (8, 2414438), (13, 1485808), (16, 1207219), (26, 742904), (52, 371452), (104, 185726), (208, 92863)]