20188405551

素因数分解:

$3^1\times {\mathrm{401}}^1\times {\mathrm{1787}}^1\times {\mathrm{9391}}^1$

素因数の和:11582

約数の個数: 16

約数和(自身を含む): 27002976768

約数和(自身を除く): 6814571217

約数列:

[1, 3, 401, 1203, 1787, 5361, 9391, 28173, 716587, 2149761, 3765791, 11297373, 16781717, 50345151, 6729468517, 20188405551]

約数ペア:

[(1, 20188405551), (3, 6729468517), (401, 50345151), (1203, 16781717), (1787, 11297373), (5361, 3765791), (9391, 2149761), (28173, 716587)]