18381474

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{757}}^1$

素因数の和:855

約数の個数: 48

約数和(自身を含む): 42569280

約数和(自身を除く): 24187806

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 71, 114, 142, 171, 213, 342, 426, 639, 757, 1278, 1349, 1514, 2271, 2698, 4047, 4542, 6813, 8094, 12141, 13626, 14383, 24282, 28766, 43149, 53747, 86298, 107494, 129447, 161241, 258894, 322482, 483723, 967446, 1021193, 2042386, 3063579, 6127158, 9190737, 18381474]

約数ペア:

[(1, 18381474), (2, 9190737), (3, 6127158), (6, 3063579), (9, 2042386), (18, 1021193), (19, 967446), (38, 483723), (57, 322482), (71, 258894), (114, 161241), (142, 129447), (171, 107494), (213, 86298), (342, 53747), (426, 43149), (639, 28766), (757, 24282), (1278, 14383), (1349, 13626), (1514, 12141), (2271, 8094), (2698, 6813), (4047, 4542)]