20121008517

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{1049}}^1\times {\mathrm{57601}}^1$

素因数の和:58693

約数の個数: 24

約数和(自身を含む): 29878157400

約数和(自身を除く): 9757148883

約数列:

[1, 3, 9, 37, 111, 333, 1049, 3147, 9441, 38813, 57601, 116439, 172803, 349317, 518409, 2131237, 6393711, 19181133, 60423449, 181270347, 543811041, 2235667613, 6707002839, 20121008517]

約数ペア:

[(1, 20121008517), (3, 6707002839), (9, 2235667613), (37, 543811041), (111, 181270347), (333, 60423449), (1049, 19181133), (3147, 6393711), (9441, 2131237), (38813, 518409), (57601, 349317), (116439, 172803)]