20911343

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{641}}^1$

素因数の和:778

約数の個数: 16

約数和(自身を含む): 23574240

約数和(自身を除く): 2662897

約数列:

[1, 17, 19, 101, 323, 641, 1717, 1919, 10897, 12179, 32623, 64741, 207043, 1100597, 1230079, 20911343]

約数ペア:

[(1, 20911343), (17, 1230079), (19, 1100597), (101, 207043), (323, 64741), (641, 32623), (1717, 12179), (1919, 10897)]