20043495

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15359}}^1$

素因数の和:15399

約数の個数: 24

約数和(自身を含む): 35942400

約数和(自身を除く): 15898905

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 15359, 46077, 76795, 138231, 230385, 445411, 691155, 1336233, 2227055, 4008699, 6681165, 20043495]

約数ペア:

[(1, 20043495), (3, 6681165), (5, 4008699), (9, 2227055), (15, 1336233), (29, 691155), (45, 445411), (87, 230385), (145, 138231), (261, 76795), (435, 46077), (1305, 15359)]