20515193601

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{839}}^1\times {\mathrm{40151}}^1$

素因数の和:41029

約数の個数: 32

約数和(自身を含む): 32378572800

約数和(自身を除く): 11863379199

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 839, 2517, 5873, 17619, 24331, 40151, 72993, 120453, 170317, 281057, 510951, 843171, 1164379, 3493137, 8150653, 24451959, 33686689, 101060067, 235806823, 707420469, 976913981, 2930741943, 6838397867, 20515193601]

約数ペア:

[(1, 20515193601), (3, 6838397867), (7, 2930741943), (21, 976913981), (29, 707420469), (87, 235806823), (203, 101060067), (609, 33686689), (839, 24451959), (2517, 8150653), (5873, 3493137), (17619, 1164379), (24331, 843171), (40151, 510951), (72993, 281057), (120453, 170317)]