15861296

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{90121}}^1$

素因数の和:90140

約数の個数: 20

約数和(自身を含む): 33525384

約数和(自身を除く): 17664088

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 90121, 180242, 360484, 720968, 991331, 1441936, 1982662, 3965324, 7930648, 15861296]

約数ペア:

[(1, 15861296), (2, 7930648), (4, 3965324), (8, 1982662), (11, 1441936), (16, 991331), (22, 720968), (44, 360484), (88, 180242), (176, 90121)]