11817102020

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{997}}^1\times {\mathrm{5437}}^1$

素因数の和:6552

約数の個数: 48

約数和(自身を含む): 25073312880

約数和(自身を除く): 13256210860

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 997, 1090, 1994, 2180, 3988, 4985, 5437, 9970, 10874, 19940, 21748, 27185, 54370, 108673, 108740, 217346, 434692, 543365, 592633, 1086730, 1185266, 2173460, 2370532, 2963165, 5420689, 5926330, 10841378, 11852660, 21682756, 27103445, 54206890, 108413780, 590855101, 1181710202, 2363420404, 2954275505, 5908551010, 11817102020]

約数ペア:

[(1, 11817102020), (2, 5908551010), (4, 2954275505), (5, 2363420404), (10, 1181710202), (20, 590855101), (109, 108413780), (218, 54206890), (436, 27103445), (545, 21682756), (997, 11852660), (1090, 10841378), (1994, 5926330), (2180, 5420689), (3988, 2963165), (4985, 2370532), (5437, 2173460), (9970, 1185266), (10874, 1086730), (19940, 592633), (21748, 543365), (27185, 434692), (54370, 217346), (108673, 108740)]