54987938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 89424000

約数和(自身を除く): 34436062

約数列:

[1, 2, 19, 38, 71, 89, 142, 178, 229, 458, 1349, 1691, 2698, 3382, 4351, 6319, 8702, 12638, 16259, 20381, 32518, 40762, 120061, 240122, 308921, 387239, 617842, 774478, 1447051, 2894102, 27493969, 54987938]

約数ペア:

[(1, 54987938), (2, 27493969), (19, 2894102), (38, 1447051), (71, 774478), (89, 617842), (142, 387239), (178, 308921), (229, 240122), (458, 120061), (1349, 40762), (1691, 32518), (2698, 20381), (3382, 16259), (4351, 12638), (6319, 8702)]