2018788513

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{5881}}^1$

素因数の和:6025

約数の個数: 32

約数和(自身を含む): 2541024000

約数和(自身を除く): 522235487

約数列:

[1, 7, 19, 29, 89, 133, 203, 551, 623, 1691, 2581, 3857, 5881, 11837, 18067, 41167, 49039, 111739, 170549, 343273, 523409, 782173, 1193843, 3240431, 3663863, 9944771, 15178861, 22683017, 69613397, 106252027, 288398359, 2018788513]

約数ペア:

[(1, 2018788513), (7, 288398359), (19, 106252027), (29, 69613397), (89, 22683017), (133, 15178861), (203, 9944771), (551, 3663863), (623, 3240431), (1691, 1193843), (2581, 782173), (3857, 523409), (5881, 343273), (11837, 170549), (18067, 111739), (41167, 49039)]