20674216

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{89113}}^1$

素因数の和:89148

約数の個数: 16

約数和(自身を含む): 40101300

約数和(自身を除く): 19427084

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 89113, 178226, 356452, 712904, 2584277, 5168554, 10337108, 20674216]

約数ペア:

[(1, 20674216), (2, 10337108), (4, 5168554), (8, 2584277), (29, 712904), (58, 356452), (116, 178226), (232, 89113)]