17994460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{311}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 41513472

約数和(自身を除く): 23519012

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 263, 311, 526, 622, 1052, 1244, 1315, 1555, 2630, 2893, 3110, 3421, 5260, 5786, 6220, 6842, 11572, 13684, 14465, 17105, 28930, 34210, 57860, 68420, 81793, 163586, 327172, 408965, 817930, 899723, 1635860, 1799446, 3598892, 4498615, 8997230, 17994460]

約数ペア:

[(1, 17994460), (2, 8997230), (4, 4498615), (5, 3598892), (10, 1799446), (11, 1635860), (20, 899723), (22, 817930), (44, 408965), (55, 327172), (110, 163586), (220, 81793), (263, 68420), (311, 57860), (526, 34210), (622, 28930), (1052, 17105), (1244, 14465), (1315, 13684), (1555, 11572), (2630, 6842), (2893, 6220), (3110, 5786), (3421, 5260)]