19513484

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{3931}}^1$

素因数の和:4025

約数の個数: 24

約数和(自身を含む): 36661968

約数和(自身を除く): 17148484

約数列:

[1, 2, 4, 17, 34, 68, 73, 146, 292, 1241, 2482, 3931, 4964, 7862, 15724, 66827, 133654, 267308, 286963, 573926, 1147852, 4878371, 9756742, 19513484]

約数ペア:

[(1, 19513484), (2, 9756742), (4, 4878371), (17, 1147852), (34, 573926), (68, 286963), (73, 267308), (146, 133654), (292, 66827), (1241, 15724), (2482, 7862), (3931, 4964)]