71203568

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{16921}}^1$

素因数の和:17192

約数の個数: 20

約数和(自身を含む): 138489648

約数和(自身を除く): 67286080

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 16921, 33842, 67684, 135368, 270736, 4450223, 8900446, 17800892, 35601784, 71203568]

約数ペア:

[(1, 71203568), (2, 35601784), (4, 17800892), (8, 8900446), (16, 4450223), (263, 270736), (526, 135368), (1052, 67684), (2104, 33842), (4208, 16921)]