20171554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{971}}^1$

素因数の和:1050

約数の個数: 32

約数和(自身を含む): 35271936

約数和(自身を除く): 15100382

約数列:

[1, 2, 13, 17, 26, 34, 47, 94, 221, 442, 611, 799, 971, 1222, 1598, 1942, 10387, 12623, 16507, 20774, 25246, 33014, 45637, 91274, 214591, 429182, 593281, 775829, 1186562, 1551658, 10085777, 20171554]

約数ペア:

[(1, 20171554), (2, 10085777), (13, 1551658), (17, 1186562), (26, 775829), (34, 593281), (47, 429182), (94, 214591), (221, 91274), (442, 45637), (611, 33014), (799, 25246), (971, 20774), (1222, 16507), (1598, 12623), (1942, 10387)]