129515536

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{18439}}^1$

素因数の和:18886

約数の個数: 20

約数和(自身を含む): 251521600

約数和(自身を除く): 122006064

約数列:

[1, 2, 4, 8, 16, 439, 878, 1756, 3512, 7024, 18439, 36878, 73756, 147512, 295024, 8094721, 16189442, 32378884, 64757768, 129515536]

約数ペア:

[(1, 129515536), (2, 64757768), (4, 32378884), (8, 16189442), (16, 8094721), (439, 295024), (878, 147512), (1756, 73756), (3512, 36878), (7024, 18439)]