18519410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 41997312

約数和(自身を除く): 23477902

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 47, 65, 70, 91, 94, 130, 182, 235, 329, 433, 455, 470, 611, 658, 866, 910, 1222, 1645, 2165, 3031, 3055, 3290, 4277, 4330, 5629, 6062, 6110, 8554, 11258, 15155, 20351, 21385, 28145, 30310, 39403, 40702, 42770, 56290, 78806, 101755, 142457, 197015, 203510, 264563, 284914, 394030, 529126, 712285, 1322815, 1424570, 1851941, 2645630, 3703882, 9259705, 18519410]

約数ペア:

[(1, 18519410), (2, 9259705), (5, 3703882), (7, 2645630), (10, 1851941), (13, 1424570), (14, 1322815), (26, 712285), (35, 529126), (47, 394030), (65, 284914), (70, 264563), (91, 203510), (94, 197015), (130, 142457), (182, 101755), (235, 78806), (329, 56290), (433, 42770), (455, 40702), (470, 39403), (611, 30310), (658, 28145), (866, 21385), (910, 20351), (1222, 15155), (1645, 11258), (2165, 8554), (3031, 6110), (3055, 6062), (3290, 5629), (4277, 4330)]