20512971358

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{743}}^1\times {\mathrm{73819}}^1$

素因数の和:74592

約数の個数: 32

約数和(自身を含む): 35589507840

約数和(自身を除く): 15076536482

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 743, 1486, 8173, 12631, 16346, 25262, 73819, 138941, 147638, 277882, 812009, 1254923, 1624018, 2509846, 13804153, 27608306, 54847517, 109695034, 603322687, 932407789, 1206645374, 1864815578, 10256485679, 20512971358]

約数ペア:

[(1, 20512971358), (2, 10256485679), (11, 1864815578), (17, 1206645374), (22, 932407789), (34, 603322687), (187, 109695034), (374, 54847517), (743, 27608306), (1486, 13804153), (8173, 2509846), (12631, 1624018), (16346, 1254923), (25262, 812009), (73819, 277882), (138941, 147638)]