72443408

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{33049}}^1$

素因数の和:33194

約数の個数: 20

約数和(自身を含む): 141387900

約数和(自身を除く): 68944492

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 33049, 66098, 132196, 264392, 528784, 4527713, 9055426, 18110852, 36221704, 72443408]

約数ペア:

[(1, 72443408), (2, 36221704), (4, 18110852), (8, 9055426), (16, 4527713), (137, 528784), (274, 264392), (548, 132196), (1096, 66098), (2192, 33049)]