20466776

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13681}}^1$

素因数の和:13715

約数の個数: 32

約数和(自身を含む): 44329680

約数和(自身を除く): 23862904

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 13681, 27362, 54724, 109448, 150491, 232577, 300982, 465154, 601964, 930308, 1203928, 1860616, 2558347, 5116694, 10233388, 20466776]

約数ペア:

[(1, 20466776), (2, 10233388), (4, 5116694), (8, 2558347), (11, 1860616), (17, 1203928), (22, 930308), (34, 601964), (44, 465154), (68, 300982), (88, 232577), (136, 150491), (187, 109448), (374, 54724), (748, 27362), (1496, 13681)]