2109131438

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{3907}}^1\times {\mathrm{8707}}^1$

素因数の和:12647

約数の個数: 16

約数和(自身を含む): 3266962944

約数和(自身を除く): 1157831506

約数列:

[1, 2, 31, 62, 3907, 7814, 8707, 17414, 121117, 242234, 269917, 539834, 34018249, 68036498, 1054565719, 2109131438]

約数ペア:

[(1, 2109131438), (2, 1054565719), (31, 68036498), (62, 34018249), (3907, 539834), (7814, 269917), (8707, 242234), (17414, 121117)]