20517434

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{17657}}^1$

素因数の和:17749

約数の個数: 16

約数和(自身を含む): 35598528

約数和(自身を除く): 15081094

約数列:

[1, 2, 7, 14, 83, 166, 581, 1162, 17657, 35314, 123599, 247198, 1465531, 2931062, 10258717, 20517434]

約数ペア:

[(1, 20517434), (2, 10258717), (7, 2931062), (14, 1465531), (83, 247198), (166, 123599), (581, 35314), (1162, 17657)]