20199038342

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{21557}}^1$

素因数の和:21741

約数の個数: 64

約数和(自身を含む): 38146277376

約数和(自身を除く): 17947239034

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 119, 127, 217, 238, 254, 434, 527, 889, 1054, 1778, 2159, 3689, 3937, 4318, 7378, 7874, 15113, 21557, 27559, 30226, 43114, 55118, 66929, 133858, 150899, 301798, 366469, 468503, 668267, 732938, 937006, 1336534, 2565283, 2737739, 4677869, 5130566, 5475478, 9355738, 11360539, 19164173, 22721078, 38328346, 46541563, 79523773, 84869909, 93083126, 159047546, 169739818, 325790941, 594089363, 651581882, 1188178726, 1442788453, 2885576906, 10099519171, 20199038342]

約数ペア:

[(1, 20199038342), (2, 10099519171), (7, 2885576906), (14, 1442788453), (17, 1188178726), (31, 651581882), (34, 594089363), (62, 325790941), (119, 169739818), (127, 159047546), (217, 93083126), (238, 84869909), (254, 79523773), (434, 46541563), (527, 38328346), (889, 22721078), (1054, 19164173), (1778, 11360539), (2159, 9355738), (3689, 5475478), (3937, 5130566), (4318, 4677869), (7378, 2737739), (7874, 2565283), (15113, 1336534), (21557, 937006), (27559, 732938), (30226, 668267), (43114, 468503), (55118, 366469), (66929, 301798), (133858, 150899)]