638014728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2044919}}^1$

素因数の和:2044941

約数の個数: 32

約数和(自身を含む): 1717732800

約数和(自身を除く): 1079718072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 2044919, 4089838, 6134757, 8179676, 12269514, 16359352, 24539028, 26583947, 49078056, 53167894, 79751841, 106335788, 159503682, 212671576, 319007364, 638014728]

約数ペア:

[(1, 638014728), (2, 319007364), (3, 212671576), (4, 159503682), (6, 106335788), (8, 79751841), (12, 53167894), (13, 49078056), (24, 26583947), (26, 24539028), (39, 16359352), (52, 12269514), (78, 8179676), (104, 6134757), (156, 4089838), (312, 2044919)]