20005200752

素因数分解:

$2^4\times {\mathrm{947}}^1\times {\mathrm{1320301}}^1$

素因数の和:1321256

約数の個数: 20

約数和(自身を含む): 38801035176

約数和(自身を除く): 18795834424

約数列:

[1, 2, 4, 8, 16, 947, 1894, 3788, 7576, 15152, 1320301, 2640602, 5281204, 10562408, 21124816, 1250325047, 2500650094, 5001300188, 10002600376, 20005200752]

約数ペア:

[(1, 20005200752), (2, 10002600376), (4, 5001300188), (8, 2500650094), (16, 1250325047), (947, 21124816), (1894, 10562408), (3788, 5281204), (7576, 2640602), (15152, 1320301)]