18090374

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 29859840

約数和(自身を除く): 11769466

約数列:

[1, 2, 23, 29, 46, 58, 71, 142, 191, 382, 667, 1334, 1633, 2059, 3266, 4118, 4393, 5539, 8786, 11078, 13561, 27122, 47357, 94714, 127397, 254794, 311903, 393269, 623806, 786538, 9045187, 18090374]

約数ペア:

[(1, 18090374), (2, 9045187), (23, 786538), (29, 623806), (46, 393269), (58, 311903), (71, 254794), (142, 127397), (191, 94714), (382, 47357), (667, 27122), (1334, 13561), (1633, 11078), (2059, 8786), (3266, 5539), (4118, 4393)]