20169077724

素因数分解:

$2^2\times 3^2\times {\mathrm{313}}^1\times {\mathrm{431}}^1\times {\mathrm{4153}}^1$

素因数の和:4907

約数の個数: 72

約数和(自身を含む): 51276843072

約数和(自身を除く): 31107765348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 313, 431, 626, 862, 939, 1252, 1293, 1724, 1878, 2586, 2817, 3756, 3879, 4153, 5172, 5634, 7758, 8306, 11268, 12459, 15516, 16612, 24918, 37377, 49836, 74754, 134903, 149508, 269806, 404709, 539612, 809418, 1214127, 1299889, 1618836, 1789943, 2428254, 2599778, 3579886, 3899667, 4856508, 5199556, 5369829, 7159772, 7799334, 10739658, 11699001, 15598668, 16109487, 21479316, 23398002, 32218974, 46796004, 64437948, 560252159, 1120504318, 1680756477, 2241008636, 3361512954, 5042269431, 6723025908, 10084538862, 20169077724]

約数ペア:

[(1, 20169077724), (2, 10084538862), (3, 6723025908), (4, 5042269431), (6, 3361512954), (9, 2241008636), (12, 1680756477), (18, 1120504318), (36, 560252159), (313, 64437948), (431, 46796004), (626, 32218974), (862, 23398002), (939, 21479316), (1252, 16109487), (1293, 15598668), (1724, 11699001), (1878, 10739658), (2586, 7799334), (2817, 7159772), (3756, 5369829), (3879, 5199556), (4153, 4856508), (5172, 3899667), (5634, 3579886), (7758, 2599778), (8306, 2428254), (11268, 1789943), (12459, 1618836), (15516, 1299889), (16612, 1214127), (24918, 809418), (37377, 539612), (49836, 404709), (74754, 269806), (134903, 149508)]