72440176

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{9221}}^1$

素因数の和:9720

約数の個数: 20

約数和(自身を含む): 140653944

約数和(自身を除く): 68213768

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 3928, 7856, 9221, 18442, 36884, 73768, 147536, 4527511, 9055022, 18110044, 36220088, 72440176]

約数ペア:

[(1, 72440176), (2, 36220088), (4, 18110044), (8, 9055022), (16, 4527511), (491, 147536), (982, 73768), (1964, 36884), (3928, 18442), (7856, 9221)]