42719888

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{19489}}^1$

素因数の和:19634

約数の個数: 20

約数和(自身を含む): 83378220

約数和(自身を除く): 40658332

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 19489, 38978, 77956, 155912, 311824, 2669993, 5339986, 10679972, 21359944, 42719888]

約数ペア:

[(1, 42719888), (2, 21359944), (4, 10679972), (8, 5339986), (16, 2669993), (137, 311824), (274, 155912), (548, 77956), (1096, 38978), (2192, 19489)]