20172597958

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:853

約数の個数: 64

約数和(自身を含む): 32905543680

約数和(自身を除く): 12732945722

約数列:

[1, 2, 19, 38, 71, 113, 127, 142, 226, 254, 521, 1042, 1349, 2147, 2413, 2698, 4294, 4826, 8023, 9017, 9899, 14351, 16046, 18034, 19798, 28702, 36991, 58873, 66167, 73982, 117746, 132334, 152437, 171323, 272669, 304874, 342646, 545338, 702829, 1018921, 1118587, 1257173, 1405658, 2037842, 2237174, 2514346, 4179983, 4697857, 7476871, 8359966, 9395714, 14953742, 19359499, 38718998, 79419677, 89259283, 142060549, 158839354, 178518566, 284121098, 530857841, 1061715682, 10086298979, 20172597958]

約数ペア:

[(1, 20172597958), (2, 10086298979), (19, 1061715682), (38, 530857841), (71, 284121098), (113, 178518566), (127, 158839354), (142, 142060549), (226, 89259283), (254, 79419677), (521, 38718998), (1042, 19359499), (1349, 14953742), (2147, 9395714), (2413, 8359966), (2698, 7476871), (4294, 4697857), (4826, 4179983), (8023, 2514346), (9017, 2237174), (9899, 2037842), (14351, 1405658), (16046, 1257173), (18034, 1118587), (19798, 1018921), (28702, 702829), (36991, 545338), (58873, 342646), (66167, 304874), (73982, 272669), (117746, 171323), (132334, 152437)]