18509128

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19121}}^1$

素因数の和:19149

約数の個数: 24

約数和(自身を含む): 38148390

約数和(自身を除く): 19639262

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 19121, 38242, 76484, 152968, 210331, 420662, 841324, 1682648, 2313641, 4627282, 9254564, 18509128]

約数ペア:

[(1, 18509128), (2, 9254564), (4, 4627282), (8, 2313641), (11, 1682648), (22, 841324), (44, 420662), (88, 210331), (121, 152968), (242, 76484), (484, 38242), (968, 19121)]