20185205078

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1\times {\mathrm{4283}}^1$

素因数の和:4768

約数の個数: 32

約数和(自身を含む): 31155407136

約数和(自身を除く): 10970202058

約数列:

[1, 2, 53, 106, 173, 257, 346, 514, 4283, 8566, 9169, 13621, 18338, 27242, 44461, 88922, 226999, 453998, 740959, 1100731, 1481918, 2201462, 2356433, 4712866, 39270827, 58338743, 78541654, 116677486, 190426463, 380852926, 10092602539, 20185205078]

約数ペア:

[(1, 20185205078), (2, 10092602539), (53, 380852926), (106, 190426463), (173, 116677486), (257, 78541654), (346, 58338743), (514, 39270827), (4283, 4712866), (8566, 2356433), (9169, 2201462), (13621, 1481918), (18338, 1100731), (27242, 740959), (44461, 453998), (88922, 226999)]