128415832

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{844841}}^1$

素因数の和:844866

約数の個数: 16

約数和(自身を含む): 253452600

約数和(自身を除く): 125036768

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 844841, 1689682, 3379364, 6758728, 16051979, 32103958, 64207916, 128415832]

約数ペア:

[(1, 128415832), (2, 64207916), (4, 32103958), (8, 16051979), (19, 6758728), (38, 3379364), (76, 1689682), (152, 844841)]