19453491

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2399}}^1$

素因数の和:2475

約数の個数: 24

約数和(自身を含む): 30326400

約数和(自身を除く): 10872909

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 901, 2399, 2703, 7197, 8109, 21591, 40783, 122349, 127147, 367047, 381441, 1144323, 2161499, 6484497, 19453491]

約数ペア:

[(1, 19453491), (3, 6484497), (9, 2161499), (17, 1144323), (51, 381441), (53, 367047), (153, 127147), (159, 122349), (477, 40783), (901, 21591), (2399, 8109), (2703, 7197)]