20854430

素因数分解:

$2^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{5591}}^1$

素因数の和:5971

約数の個数: 16

約数和(自身を含む): 37645344

約数和(自身を除く): 16790914

約数列:

[1, 2, 5, 10, 373, 746, 1865, 3730, 5591, 11182, 27955, 55910, 2085443, 4170886, 10427215, 20854430]

約数ペア:

[(1, 20854430), (2, 10427215), (5, 4170886), (10, 2085443), (373, 55910), (746, 27955), (1865, 11182), (3730, 5591)]