20618586

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1567}}^1$

素因数の和:1635

約数の個数: 48

約数和(自身を含む): 48432384

約数和(自身を除く): 27813798

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 43, 51, 86, 102, 129, 153, 258, 306, 387, 731, 774, 1462, 1567, 2193, 3134, 4386, 4701, 6579, 9402, 13158, 14103, 26639, 28206, 53278, 67381, 79917, 134762, 159834, 202143, 239751, 404286, 479502, 606429, 1145477, 1212858, 2290954, 3436431, 6872862, 10309293, 20618586]

約数ペア:

[(1, 20618586), (2, 10309293), (3, 6872862), (6, 3436431), (9, 2290954), (17, 1212858), (18, 1145477), (34, 606429), (43, 479502), (51, 404286), (86, 239751), (102, 202143), (129, 159834), (153, 134762), (258, 79917), (306, 67381), (387, 53278), (731, 28206), (774, 26639), (1462, 14103), (1567, 13158), (2193, 9402), (3134, 6579), (4386, 4701)]