20329484

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42709}}^1$

素因数の和:42737

約数の個数: 24

約数和(自身を含む): 43051680

約数和(自身を除く): 22722196

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 42709, 85418, 170836, 298963, 597926, 726053, 1195852, 1452106, 2904212, 5082371, 10164742, 20329484]

約数ペア:

[(1, 20329484), (2, 10164742), (4, 5082371), (7, 2904212), (14, 1452106), (17, 1195852), (28, 726053), (34, 597926), (68, 298963), (119, 170836), (238, 85418), (476, 42709)]