19836530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1129}}^1$

素因数の和:1394

約数の個数: 32

約数和(自身を含む): 41005440

約数和(自身を除く): 21168910

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 251, 502, 1129, 1255, 1757, 2258, 2510, 3514, 5645, 7903, 8785, 11290, 15806, 17570, 39515, 79030, 283379, 566758, 1416895, 1983653, 2833790, 3967306, 9918265, 19836530]

約数ペア:

[(1, 19836530), (2, 9918265), (5, 3967306), (7, 2833790), (10, 1983653), (14, 1416895), (35, 566758), (70, 283379), (251, 79030), (502, 39515), (1129, 17570), (1255, 15806), (1757, 11290), (2258, 8785), (2510, 7903), (3514, 5645)]