18998044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21491}}^1$

素因数の和:21525

約数の個数: 24

約数和(自身を含む): 37911888

約数和(自身を除く): 18913844

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 21491, 42982, 85964, 279383, 365347, 558766, 730694, 1117532, 1461388, 4749511, 9499022, 18998044]

約数ペア:

[(1, 18998044), (2, 9499022), (4, 4749511), (13, 1461388), (17, 1117532), (26, 730694), (34, 558766), (52, 365347), (68, 279383), (221, 85964), (442, 42982), (884, 21491)]