18873179

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 23224320

約数和(自身を除く): 4351141

約数列:

[1, 13, 17, 23, 47, 79, 221, 299, 391, 611, 799, 1027, 1081, 1343, 1817, 3713, 5083, 10387, 14053, 17459, 18377, 23621, 30889, 48269, 63121, 85399, 238901, 401557, 820573, 1110187, 1451783, 18873179]

約数ペア:

[(1, 18873179), (13, 1451783), (17, 1110187), (23, 820573), (47, 401557), (79, 238901), (221, 85399), (299, 63121), (391, 48269), (611, 30889), (799, 23621), (1027, 18377), (1081, 17459), (1343, 14053), (1817, 10387), (3713, 5083)]