388782028

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{26783}}^1$

素因数の和:26997

約数の個数: 24

約数和(自身を含む): 719953920

約数和(自身を除く): 331171892

約数列:

[1, 2, 4, 19, 38, 76, 191, 382, 764, 3629, 7258, 14516, 26783, 53566, 107132, 508877, 1017754, 2035508, 5115553, 10231106, 20462212, 97195507, 194391014, 388782028]

約数ペア:

[(1, 388782028), (2, 194391014), (4, 97195507), (19, 20462212), (38, 10231106), (76, 5115553), (191, 2035508), (382, 1017754), (764, 508877), (3629, 107132), (7258, 53566), (14516, 26783)]