19286842

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{991}}^1$

素因数の和:1293

約数の個数: 16

約数和(自身を含む): 29855232

約数和(自身を除く): 10568390

約数列:

[1, 2, 37, 74, 263, 526, 991, 1982, 9731, 19462, 36667, 73334, 260633, 521266, 9643421, 19286842]

約数ペア:

[(1, 19286842), (2, 9643421), (37, 521266), (74, 260633), (263, 73334), (526, 36667), (991, 19462), (1982, 9731)]