20465728

素因数分解:

$2^6\times {\mathrm{89}}^1\times {\mathrm{3593}}^1$

素因数の和:3694

約数の個数: 28

約数和(自身を含む): 41079420

約数和(自身を除く): 20613692

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 178, 356, 712, 1424, 2848, 3593, 5696, 7186, 14372, 28744, 57488, 114976, 229952, 319777, 639554, 1279108, 2558216, 5116432, 10232864, 20465728]

約数ペア:

[(1, 20465728), (2, 10232864), (4, 5116432), (8, 2558216), (16, 1279108), (32, 639554), (64, 319777), (89, 229952), (178, 114976), (356, 57488), (712, 28744), (1424, 14372), (2848, 7186), (3593, 5696)]