20172521198

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{74527}}^1$

素因数の和:74984

約数の個数: 32

約数和(自身を含む): 33805900800

約数和(自身を除く): 13633379602

約数列:

[1, 2, 17, 19, 34, 38, 323, 419, 646, 838, 7123, 7961, 14246, 15922, 74527, 135337, 149054, 270674, 1266959, 1416013, 2533918, 2832026, 24072221, 31226813, 48144442, 62453626, 530855821, 593309447, 1061711642, 1186618894, 10086260599, 20172521198]

約数ペア:

[(1, 20172521198), (2, 10086260599), (17, 1186618894), (19, 1061711642), (34, 593309447), (38, 530855821), (323, 62453626), (419, 48144442), (646, 31226813), (838, 24072221), (7123, 2832026), (7961, 2533918), (14246, 1416013), (15922, 1266959), (74527, 270674), (135337, 149054)]