19789856

素因数分解:

$2^5\times {\mathrm{83}}^1\times {\mathrm{7451}}^1$

素因数の和:7544

約数の個数: 24

約数和(自身を含む): 39435984

約数和(自身を除く): 19646128

約数列:

[1, 2, 4, 8, 16, 32, 83, 166, 332, 664, 1328, 2656, 7451, 14902, 29804, 59608, 119216, 238432, 618433, 1236866, 2473732, 4947464, 9894928, 19789856]

約数ペア:

[(1, 19789856), (2, 9894928), (4, 4947464), (8, 2473732), (16, 1236866), (32, 618433), (83, 238432), (166, 119216), (332, 59608), (664, 29804), (1328, 14902), (2656, 7451)]