19391254

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:360

約数の個数: 32

約数和(自身を含む): 32550336

約数和(自身を除く): 13159082

約数列:

[1, 2, 17, 23, 34, 46, 137, 181, 274, 362, 391, 782, 2329, 3077, 3151, 4163, 4658, 6154, 6302, 8326, 24797, 49594, 53567, 70771, 107134, 141542, 421549, 570331, 843098, 1140662, 9695627, 19391254]

約数ペア:

[(1, 19391254), (2, 9695627), (17, 1140662), (23, 843098), (34, 570331), (46, 421549), (137, 141542), (181, 107134), (274, 70771), (362, 53567), (391, 49594), (782, 24797), (2329, 8326), (3077, 6302), (3151, 6154), (4163, 4658)]