20742296

素因数分解:

$2^3\times {\mathrm{281}}^1\times {\mathrm{9227}}^1$

素因数の和:9514

約数の個数: 16

約数和(自身を含む): 39034440

約数和(自身を除く): 18292144

約数列:

[1, 2, 4, 8, 281, 562, 1124, 2248, 9227, 18454, 36908, 73816, 2592787, 5185574, 10371148, 20742296]

約数ペア:

[(1, 20742296), (2, 10371148), (4, 5185574), (8, 2592787), (281, 73816), (562, 36908), (1124, 18454), (2248, 9227)]