12881278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{11689}}^1$

素因数の和:11739

約数の個数: 16

約数和(自身を含む): 21042000

約数和(自身を除く): 8160722

約数列:

[1, 2, 19, 29, 38, 58, 551, 1102, 11689, 23378, 222091, 338981, 444182, 677962, 6440639, 12881278]

約数ペア:

[(1, 12881278), (2, 6440639), (19, 677962), (29, 444182), (38, 338981), (58, 222091), (551, 23378), (1102, 11689)]