18639453455

素因数分解:

$5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1\times {\mathrm{11311}}^1$

素因数の和:11759

約数の個数: 32

約数和(自身を含む): 25802219520

約数和(自身を除く): 7162766065

約数列:

[1, 5, 7, 35, 197, 239, 985, 1195, 1379, 1673, 6895, 8365, 11311, 47083, 56555, 79177, 235415, 329581, 395885, 1647905, 2228267, 2703329, 11141335, 13516645, 15597869, 18923303, 77989345, 94616515, 532555813, 2662779065, 3727890691, 18639453455]

約数ペア:

[(1, 18639453455), (5, 3727890691), (7, 2662779065), (35, 532555813), (197, 94616515), (239, 77989345), (985, 18923303), (1195, 15597869), (1379, 13516645), (1673, 11141335), (6895, 2703329), (8365, 2228267), (11311, 1647905), (47083, 395885), (56555, 329581), (79177, 235415)]