20122768

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{26759}}^1$

素因数の和:26814

約数の個数: 20

約数和(自身を含む): 39818880

約数和(自身を除く): 19696112

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 26759, 53518, 107036, 214072, 428144, 1257673, 2515346, 5030692, 10061384, 20122768]

約数ペア:

[(1, 20122768), (2, 10061384), (4, 5030692), (8, 2515346), (16, 1257673), (47, 428144), (94, 214072), (188, 107036), (376, 53518), (752, 26759)]