20068653

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 31352832

約数和(自身を除く): 11284179

約数列:

[1, 3, 11, 17, 33, 51, 83, 187, 249, 431, 561, 913, 1293, 1411, 2739, 4233, 4741, 7327, 14223, 15521, 21981, 35773, 46563, 80597, 107319, 241791, 393503, 608141, 1180509, 1824423, 6689551, 20068653]

約数ペア:

[(1, 20068653), (3, 6689551), (11, 1824423), (17, 1180509), (33, 608141), (51, 393503), (83, 241791), (187, 107319), (249, 80597), (431, 46563), (561, 35773), (913, 21981), (1293, 15521), (1411, 14223), (2739, 7327), (4233, 4741)]