18788286

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12377}}^1$

素因数の和:12416

約数の個数: 32

約数和(自身を含む): 42778368

約数和(自身を除く): 23990082

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 12377, 24754, 37131, 74262, 136147, 272294, 284671, 408441, 569342, 816882, 854013, 1708026, 3131381, 6262762, 9394143, 18788286]

約数ペア:

[(1, 18788286), (2, 9394143), (3, 6262762), (6, 3131381), (11, 1708026), (22, 854013), (23, 816882), (33, 569342), (46, 408441), (66, 284671), (69, 272294), (138, 136147), (253, 74262), (506, 37131), (759, 24754), (1518, 12377)]