194640728

素因数分解:

$2^3\times {\mathrm{197}}^1\times {\mathrm{123503}}^1$

素因数の和:123706

約数の個数: 16

約数和(自身を含む): 366806880

約数和(自身を除く): 172166152

約数列:

[1, 2, 4, 8, 197, 394, 788, 1576, 123503, 247006, 494012, 988024, 24330091, 48660182, 97320364, 194640728]

約数ペア:

[(1, 194640728), (2, 97320364), (4, 48660182), (8, 24330091), (197, 988024), (394, 494012), (788, 247006), (1576, 123503)]