38686472

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{881}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 79380000

約数和(自身を除く): 40693528

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 499, 881, 998, 1762, 1996, 3524, 3992, 5489, 7048, 9691, 10978, 19382, 21956, 38764, 43912, 77528, 439619, 879238, 1758476, 3516952, 4835809, 9671618, 19343236, 38686472]

約数ペア:

[(1, 38686472), (2, 19343236), (4, 9671618), (8, 4835809), (11, 3516952), (22, 1758476), (44, 879238), (88, 439619), (499, 77528), (881, 43912), (998, 38764), (1762, 21956), (1996, 19382), (3524, 10978), (3992, 9691), (5489, 7048)]