19409691

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{6121}}^1$

素因数の和:6282

約数の個数: 16

約数和(自身を含む): 29777408

約数和(自身を除く): 10367717

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 6121, 18363, 42847, 128541, 924271, 2772813, 6469897, 19409691]

約数ペア:

[(1, 19409691), (3, 6469897), (7, 2772813), (21, 924271), (151, 128541), (453, 42847), (1057, 18363), (3171, 6121)]