203836144

素因数分解:

$2^4\times {\mathrm{643}}^1\times {\mathrm{19813}}^1$

素因数の和:20464

約数の個数: 20

約数和(自身を含む): 395566696

約数和(自身を除く): 191730552

約数列:

[1, 2, 4, 8, 16, 643, 1286, 2572, 5144, 10288, 19813, 39626, 79252, 158504, 317008, 12739759, 25479518, 50959036, 101918072, 203836144]

約数ペア:

[(1, 203836144), (2, 101918072), (4, 50959036), (8, 25479518), (16, 12739759), (643, 317008), (1286, 158504), (2572, 79252), (5144, 39626), (10288, 19813)]