20424352

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1693}}^1$

素因数の和:1745

約数の個数: 48

約数和(自身を含む): 44823240

約数和(自身を除く): 24398888

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 104, 116, 208, 232, 377, 416, 464, 754, 928, 1508, 1693, 3016, 3386, 6032, 6772, 12064, 13544, 22009, 27088, 44018, 49097, 54176, 88036, 98194, 176072, 196388, 352144, 392776, 638261, 704288, 785552, 1276522, 1571104, 2553044, 5106088, 10212176, 20424352]

約数ペア:

[(1, 20424352), (2, 10212176), (4, 5106088), (8, 2553044), (13, 1571104), (16, 1276522), (26, 785552), (29, 704288), (32, 638261), (52, 392776), (58, 352144), (104, 196388), (116, 176072), (208, 98194), (232, 88036), (377, 54176), (416, 49097), (464, 44018), (754, 27088), (928, 22009), (1508, 13544), (1693, 12064), (3016, 6772), (3386, 6032)]