18727664

素因数分解:

$2^4\times {\mathrm{461}}^1\times {\mathrm{2539}}^1$

素因数の和:3008

約数の個数: 20

約数和(自身を含む): 36377880

約数和(自身を除く): 17650216

約数列:

[1, 2, 4, 8, 16, 461, 922, 1844, 2539, 3688, 5078, 7376, 10156, 20312, 40624, 1170479, 2340958, 4681916, 9363832, 18727664]

約数ペア:

[(1, 18727664), (2, 9363832), (4, 4681916), (8, 2340958), (16, 1170479), (461, 40624), (922, 20312), (1844, 10156), (2539, 7376), (3688, 5078)]