18982199

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:470

約数の個数: 16

約数和(自身を含む): 20766720

約数和(自身を除く): 1784521

約数列:

[1, 23, 31, 79, 337, 713, 1817, 2449, 7751, 10447, 26623, 56327, 240281, 612329, 825313, 18982199]

約数ペア:

[(1, 18982199), (23, 825313), (31, 612329), (79, 240281), (337, 56327), (713, 26623), (1817, 10447), (2449, 7751)]