20642482

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{16567}}^1$

素因数の和:16665

約数の個数: 16

約数和(自身を含む): 35786880

約数和(自身を除く): 15144398

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 16567, 33134, 115969, 231938, 1474463, 2948926, 10321241, 20642482]

約数ペア:

[(1, 20642482), (2, 10321241), (7, 2948926), (14, 1474463), (89, 231938), (178, 115969), (623, 33134), (1246, 16567)]