19970272

素因数分解:

$2^5\times 7^1\times {\mathrm{89153}}^1$

素因数の和:89170

約数の個数: 24

約数和(自身を含む): 44933616

約数和(自身を除く): 24963344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 89153, 178306, 356612, 624071, 713224, 1248142, 1426448, 2496284, 2852896, 4992568, 9985136, 19970272]

約数ペア:

[(1, 19970272), (2, 9985136), (4, 4992568), (7, 2852896), (8, 2496284), (14, 1426448), (16, 1248142), (28, 713224), (32, 624071), (56, 356612), (112, 178306), (224, 89153)]