20888973035

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{74297}}^1$

素因数の和:74615

約数の個数: 32

約数和(自身を含む): 29742975360

約数和(自身を除く): 8854002325

約数列:

[1, 5, 7, 29, 35, 145, 203, 277, 1015, 1385, 1939, 8033, 9695, 40165, 56231, 74297, 281155, 371485, 520079, 2154613, 2600395, 10773065, 15082291, 20580269, 75411455, 102901345, 144061883, 596827801, 720309415, 2984139005, 4177794607, 20888973035]

約数ペア:

[(1, 20888973035), (5, 4177794607), (7, 2984139005), (29, 720309415), (35, 596827801), (145, 144061883), (203, 102901345), (277, 75411455), (1015, 20580269), (1385, 15082291), (1939, 10773065), (8033, 2600395), (9695, 2154613), (40165, 520079), (56231, 371485), (74297, 281155)]