20140986776

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{2161}}^1\times {\mathrm{68531}}^1$

素因数の和:70715

約数の個数: 32

約数和(自身を含む): 40004869680

約数和(自身を除く): 19863882904

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 2161, 4322, 8644, 17288, 36737, 68531, 73474, 137062, 146948, 274124, 293896, 548248, 1165027, 2330054, 4660108, 9320216, 148095491, 296190982, 592381964, 1184763928, 2517623347, 5035246694, 10070493388, 20140986776]

約数ペア:

[(1, 20140986776), (2, 10070493388), (4, 5035246694), (8, 2517623347), (17, 1184763928), (34, 592381964), (68, 296190982), (136, 148095491), (2161, 9320216), (4322, 4660108), (8644, 2330054), (17288, 1165027), (36737, 548248), (68531, 293896), (73474, 274124), (137062, 146948)]