19536568

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1193}}^1$

素因数の和:1311

約数の個数: 32

約数和(自身を含む): 38685600

約数和(自身を除く): 19149032

約数列:

[1, 2, 4, 8, 23, 46, 89, 92, 178, 184, 356, 712, 1193, 2047, 2386, 4094, 4772, 8188, 9544, 16376, 27439, 54878, 106177, 109756, 212354, 219512, 424708, 849416, 2442071, 4884142, 9768284, 19536568]

約数ペア:

[(1, 19536568), (2, 9768284), (4, 4884142), (8, 2442071), (23, 849416), (46, 424708), (89, 219512), (92, 212354), (178, 109756), (184, 106177), (356, 54878), (712, 27439), (1193, 16376), (2047, 9544), (2386, 8188), (4094, 4772)]