19737404

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{3517}}^1$

素因数の和:3605

約数の個数: 24

約数和(自身を含む): 36643488

約数和(自身を除く): 16906084

約数列:

[1, 2, 4, 23, 46, 61, 92, 122, 244, 1403, 2806, 3517, 5612, 7034, 14068, 80891, 161782, 214537, 323564, 429074, 858148, 4934351, 9868702, 19737404]

約数ペア:

[(1, 19737404), (2, 9868702), (4, 4934351), (23, 858148), (46, 429074), (61, 323564), (92, 214537), (122, 161782), (244, 80891), (1403, 14068), (2806, 7034), (3517, 5612)]