20165579764

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{409}}^1\times {\mathrm{101869}}^1$

素因数の和:102304

約数の個数: 36

約数和(自身を含む): 38884797700

約数和(自身を除く): 18719217936

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 409, 484, 818, 1636, 4499, 8998, 17996, 49489, 98978, 101869, 197956, 203738, 407476, 1120559, 2241118, 4482236, 12326149, 24652298, 41664421, 49304596, 83328842, 166657684, 458308631, 916617262, 1833234524, 5041394941, 10082789882, 20165579764]

約数ペア:

[(1, 20165579764), (2, 10082789882), (4, 5041394941), (11, 1833234524), (22, 916617262), (44, 458308631), (121, 166657684), (242, 83328842), (409, 49304596), (484, 41664421), (818, 24652298), (1636, 12326149), (4499, 4482236), (8998, 2241118), (17996, 1120559), (49489, 407476), (98978, 203738), (101869, 197956)]