19745013616

素因数分解:

$2^4\times {\mathrm{1367}}^1\times {\mathrm{902753}}^1$

素因数の和:904128

約数の個数: 20

約数和(自身を含む): 38283991632

約数和(自身を除く): 18538978016

約数列:

[1, 2, 4, 8, 16, 1367, 2734, 5468, 10936, 21872, 902753, 1805506, 3611012, 7222024, 14444048, 1234063351, 2468126702, 4936253404, 9872506808, 19745013616]

約数ペア:

[(1, 19745013616), (2, 9872506808), (4, 4936253404), (8, 2468126702), (16, 1234063351), (1367, 14444048), (2734, 7222024), (5468, 3611012), (10936, 1805506), (21872, 902753)]