20172652794

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{103}}^2\times {\mathrm{15091}}^1$

素因数の和:15312

約数の個数: 72

約数和(自身を含む): 50444345952

約数和(自身を除く): 30271693158

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 103, 126, 206, 309, 618, 721, 927, 1442, 1854, 2163, 4326, 6489, 10609, 12978, 15091, 21218, 30182, 31827, 45273, 63654, 74263, 90546, 95481, 105637, 135819, 148526, 190962, 211274, 222789, 271638, 316911, 445578, 633822, 668367, 950733, 1336734, 1554373, 1901466, 3108746, 4663119, 9326238, 10880611, 13989357, 21761222, 27978714, 32641833, 65283666, 97925499, 160100419, 195850998, 320200838, 480301257, 960602514, 1120702933, 1440903771, 2241405866, 2881807542, 3362108799, 6724217598, 10086326397, 20172652794]

約数ペア:

[(1, 20172652794), (2, 10086326397), (3, 6724217598), (6, 3362108799), (7, 2881807542), (9, 2241405866), (14, 1440903771), (18, 1120702933), (21, 960602514), (42, 480301257), (63, 320200838), (103, 195850998), (126, 160100419), (206, 97925499), (309, 65283666), (618, 32641833), (721, 27978714), (927, 21761222), (1442, 13989357), (1854, 10880611), (2163, 9326238), (4326, 4663119), (6489, 3108746), (10609, 1901466), (12978, 1554373), (15091, 1336734), (21218, 950733), (30182, 668367), (31827, 633822), (45273, 445578), (63654, 316911), (74263, 271638), (90546, 222789), (95481, 211274), (105637, 190962), (135819, 148526)]