16952980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{293}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 39118464

約数和(自身を除く): 22165484

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 263, 293, 526, 586, 1052, 1172, 1315, 1465, 2630, 2893, 2930, 3223, 5260, 5786, 5860, 6446, 11572, 12892, 14465, 16115, 28930, 32230, 57860, 64460, 77059, 154118, 308236, 385295, 770590, 847649, 1541180, 1695298, 3390596, 4238245, 8476490, 16952980]

約数ペア:

[(1, 16952980), (2, 8476490), (4, 4238245), (5, 3390596), (10, 1695298), (11, 1541180), (20, 847649), (22, 770590), (44, 385295), (55, 308236), (110, 154118), (220, 77059), (263, 64460), (293, 57860), (526, 32230), (586, 28930), (1052, 16115), (1172, 14465), (1315, 12892), (1465, 11572), (2630, 6446), (2893, 5860), (2930, 5786), (3223, 5260)]