20823224

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 40100400

約数和(自身を除く): 19277176

約数列:

[1, 2, 4, 8, 59, 118, 157, 236, 281, 314, 472, 562, 628, 1124, 1256, 2248, 9263, 16579, 18526, 33158, 37052, 44117, 66316, 74104, 88234, 132632, 176468, 352936, 2602903, 5205806, 10411612, 20823224]

約数ペア:

[(1, 20823224), (2, 10411612), (4, 5205806), (8, 2602903), (59, 352936), (118, 176468), (157, 132632), (236, 88234), (281, 74104), (314, 66316), (472, 44117), (562, 37052), (628, 33158), (1124, 18526), (1256, 16579), (2248, 9263)]