81874952

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{538651}}^1$

素因数の和:538676

約数の個数: 16

約数和(自身を含む): 161595600

約数和(自身を除く): 79720648

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 538651, 1077302, 2154604, 4309208, 10234369, 20468738, 40937476, 81874952]

約数ペア:

[(1, 81874952), (2, 40937476), (4, 20468738), (8, 10234369), (19, 4309208), (38, 2154604), (76, 1077302), (152, 538651)]