20242287

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5581}}^1$

素因数の和:5631

約数の個数: 24

約数和(自身を含む): 32509568

約数和(自身を除く): 12267281

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 5581, 16743, 50229, 72553, 173011, 217659, 519033, 652977, 1557099, 2249143, 6747429, 20242287]

約数ペア:

[(1, 20242287), (3, 6747429), (9, 2249143), (13, 1557099), (31, 652977), (39, 519033), (93, 217659), (117, 173011), (279, 72553), (403, 50229), (1209, 16743), (3627, 5581)]