18644237

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:464

約数の個数: 16

約数和(自身を含む): 20398080

約数和(自身を除く): 1753843

約数列:

[1, 23, 31, 79, 331, 713, 1817, 2449, 7613, 10261, 26149, 56327, 236003, 601427, 810619, 18644237]

約数ペア:

[(1, 18644237), (23, 810619), (31, 601427), (79, 236003), (331, 56327), (713, 26149), (1817, 10261), (2449, 7613)]