16681756

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6547}}^1$

素因数の和:6578

約数の個数: 36

約数和(自身を含む): 36577128

約数和(自身を除く): 19895372

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 6547, 13094, 26188, 45829, 85111, 91658, 170222, 183316, 320803, 340444, 595777, 641606, 1191554, 1283212, 2383108, 4170439, 8340878, 16681756]

約数ペア:

[(1, 16681756), (2, 8340878), (4, 4170439), (7, 2383108), (13, 1283212), (14, 1191554), (26, 641606), (28, 595777), (49, 340444), (52, 320803), (91, 183316), (98, 170222), (182, 91658), (196, 85111), (364, 45829), (637, 26188), (1274, 13094), (2548, 6547)]