19553337

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3943}}^1$

素因数の和:3997

約数の個数: 24

約数和(自身を含む): 30763200

約数和(自身を除く): 11209863

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 3943, 4959, 11829, 35487, 74917, 114347, 224751, 343041, 674253, 1029123, 2172593, 6517779, 19553337]

約数ペア:

[(1, 19553337), (3, 6517779), (9, 2172593), (19, 1029123), (29, 674253), (57, 343041), (87, 224751), (171, 114347), (261, 74917), (551, 35487), (1653, 11829), (3943, 4959)]