20584904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{135427}}^1$

素因数の和:135452

約数の個数: 16

約数和(自身を含む): 40628400

約数和(自身を除く): 20043496

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 135427, 270854, 541708, 1083416, 2573113, 5146226, 10292452, 20584904]

約数ペア:

[(1, 20584904), (2, 10292452), (4, 5146226), (8, 2573113), (19, 1083416), (38, 541708), (76, 270854), (152, 135427)]