19867874194

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{3709}}^1$

素因数の和:4123

約数の個数: 64

約数和(自身を含む): 36695877120

約数和(自身を除く): 16828002926

約数列:

[1, 2, 7, 14, 17, 34, 71, 119, 142, 238, 317, 497, 634, 994, 1207, 2219, 2414, 3709, 4438, 5389, 7418, 8449, 10778, 16898, 22507, 25963, 37723, 45014, 51926, 63053, 75446, 126106, 157549, 263339, 315098, 382619, 441371, 526678, 765238, 882742, 1175753, 1843373, 2351506, 2678333, 3686746, 4476763, 5356666, 8230271, 8953526, 16460542, 19987801, 31337341, 39975602, 62674682, 83478463, 139914607, 166956926, 279829214, 584349241, 1168698482, 1419133871, 2838267742, 9933937097, 19867874194]

約数ペア:

[(1, 19867874194), (2, 9933937097), (7, 2838267742), (14, 1419133871), (17, 1168698482), (34, 584349241), (71, 279829214), (119, 166956926), (142, 139914607), (238, 83478463), (317, 62674682), (497, 39975602), (634, 31337341), (994, 19987801), (1207, 16460542), (2219, 8953526), (2414, 8230271), (3709, 5356666), (4438, 4476763), (5389, 3686746), (7418, 2678333), (8449, 2351506), (10778, 1843373), (16898, 1175753), (22507, 882742), (25963, 765238), (37723, 526678), (45014, 441371), (51926, 382619), (63053, 315098), (75446, 263339), (126106, 157549)]