20519962

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:430

約数の個数: 24

約数和(自身を含む): 32932116

約数和(自身を除く): 12412154

約数列:

[1, 2, 19, 38, 97, 194, 293, 361, 586, 722, 1843, 3686, 5567, 11134, 28421, 35017, 56842, 70034, 105773, 211546, 539999, 1079998, 10259981, 20519962]

約数ペア:

[(1, 20519962), (2, 10259981), (19, 1079998), (38, 539999), (97, 211546), (194, 105773), (293, 70034), (361, 56842), (586, 35017), (722, 28421), (1843, 11134), (3686, 5567)]