2019202352

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1223}}^1\times {\mathrm{5431}}^1$

素因数の和:6681

約数の個数: 40

約数和(自身を含む): 4122236160

約数和(自身を除く): 2103033808

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1223, 2446, 4892, 5431, 9784, 10862, 19568, 21724, 23237, 43448, 46474, 86896, 92948, 103189, 185896, 206378, 371792, 412756, 825512, 1651024, 6642113, 13284226, 26568452, 53136904, 106273808, 126200147, 252400294, 504800588, 1009601176, 2019202352]

約数ペア:

[(1, 2019202352), (2, 1009601176), (4, 504800588), (8, 252400294), (16, 126200147), (19, 106273808), (38, 53136904), (76, 26568452), (152, 13284226), (304, 6642113), (1223, 1651024), (2446, 825512), (4892, 412756), (5431, 371792), (9784, 206378), (10862, 185896), (19568, 103189), (21724, 92948), (23237, 86896), (43448, 46474)]