20359738

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1193}}^1$

素因数の和:1278

約数の個数: 32

約数和(自身を含む): 37138176

約数和(自身を除く): 16778438

約数列:

[1, 2, 7, 14, 23, 46, 53, 106, 161, 322, 371, 742, 1193, 1219, 2386, 2438, 8351, 8533, 16702, 17066, 27439, 54878, 63229, 126458, 192073, 384146, 442603, 885206, 1454267, 2908534, 10179869, 20359738]

約数ペア:

[(1, 20359738), (2, 10179869), (7, 2908534), (14, 1454267), (23, 885206), (46, 442603), (53, 384146), (106, 192073), (161, 126458), (322, 63229), (371, 54878), (742, 27439), (1193, 17066), (1219, 16702), (2386, 8533), (2438, 8351)]