16458988

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 35875840

約数和(自身を除く): 19416852

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 103, 182, 206, 364, 412, 439, 721, 878, 1339, 1442, 1756, 2678, 2884, 3073, 5356, 5707, 6146, 9373, 11414, 12292, 18746, 22828, 37492, 39949, 45217, 79898, 90434, 159796, 180868, 316519, 587821, 633038, 1175642, 1266076, 2351284, 4114747, 8229494, 16458988]

約数ペア:

[(1, 16458988), (2, 8229494), (4, 4114747), (7, 2351284), (13, 1266076), (14, 1175642), (26, 633038), (28, 587821), (52, 316519), (91, 180868), (103, 159796), (182, 90434), (206, 79898), (364, 45217), (412, 39949), (439, 37492), (721, 22828), (878, 18746), (1339, 12292), (1442, 11414), (1756, 9373), (2678, 6146), (2884, 5707), (3073, 5356)]