18996870472

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{383}}^1\times {\mathrm{1823}}^1$

素因数の和:2410

約数の個数: 64

約数和(自身を含む): 37822464000

約数和(自身を除く): 18825593528

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 179, 358, 383, 716, 766, 1432, 1532, 1823, 3064, 3401, 3646, 6802, 7277, 7292, 13604, 14554, 14584, 27208, 29108, 34637, 58216, 68557, 69274, 137114, 138548, 274228, 277096, 326317, 548456, 652634, 698209, 1302583, 1305268, 1396418, 2605166, 2610536, 2792836, 5210332, 5585672, 6200023, 10420664, 12400046, 13265971, 24800092, 26531942, 49600184, 53063884, 106127768, 124979411, 249958822, 499917644, 999835288, 2374608809, 4749217618, 9498435236, 18996870472]

約数ペア:

[(1, 18996870472), (2, 9498435236), (4, 4749217618), (8, 2374608809), (19, 999835288), (38, 499917644), (76, 249958822), (152, 124979411), (179, 106127768), (358, 53063884), (383, 49600184), (716, 26531942), (766, 24800092), (1432, 13265971), (1532, 12400046), (1823, 10420664), (3064, 6200023), (3401, 5585672), (3646, 5210332), (6802, 2792836), (7277, 2610536), (7292, 2605166), (13604, 1396418), (14554, 1305268), (14584, 1302583), (27208, 698209), (29108, 652634), (34637, 548456), (58216, 326317), (68557, 277096), (69274, 274228), (137114, 138548)]