18947442

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 38787840

約数和(自身を除く): 19840398

約数列:

[1, 2, 3, 6, 73, 146, 181, 219, 239, 362, 438, 478, 543, 717, 1086, 1434, 13213, 17447, 26426, 34894, 39639, 43259, 52341, 79278, 86518, 104682, 129777, 259554, 3157907, 6315814, 9473721, 18947442]

約数ペア:

[(1, 18947442), (2, 9473721), (3, 6315814), (6, 3157907), (73, 259554), (146, 129777), (181, 104682), (219, 86518), (239, 79278), (362, 52341), (438, 43259), (478, 39639), (543, 34894), (717, 26426), (1086, 17447), (1434, 13213)]