16698448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1867}}^1$

素因数の和:1931

約数の個数: 40

約数和(自身を含む): 35671328

約数和(自身を除く): 18972880

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 1867, 2236, 3734, 4472, 7468, 8944, 14936, 24271, 29872, 48542, 80281, 97084, 160562, 194168, 321124, 388336, 642248, 1043653, 1284496, 2087306, 4174612, 8349224, 16698448]

約数ペア:

[(1, 16698448), (2, 8349224), (4, 4174612), (8, 2087306), (13, 1284496), (16, 1043653), (26, 642248), (43, 388336), (52, 321124), (86, 194168), (104, 160562), (172, 97084), (208, 80281), (344, 48542), (559, 29872), (688, 24271), (1118, 14936), (1867, 8944), (2236, 7468), (3734, 4472)]