18877599

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9491}}^1$

素因数の和:9527

約数の個数: 24

約数和(自身を含む): 31095792

約数和(自身を除く): 12218193

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 9491, 28473, 85419, 123383, 161347, 370149, 484041, 1110447, 1452123, 2097511, 6292533, 18877599]

約数ペア:

[(1, 18877599), (3, 6292533), (9, 2097511), (13, 1452123), (17, 1110447), (39, 484041), (51, 370149), (117, 161347), (153, 123383), (221, 85419), (663, 28473), (1989, 9491)]