19215152

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2539}}^1$

素因数の和:2601

約数の個数: 40

約数和(自身を含む): 41574720

約数和(自身を除く): 22359568

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 344, 473, 688, 946, 1892, 2539, 3784, 5078, 7568, 10156, 20312, 27929, 40624, 55858, 109177, 111716, 218354, 223432, 436708, 446864, 873416, 1200947, 1746832, 2401894, 4803788, 9607576, 19215152]

約数ペア:

[(1, 19215152), (2, 9607576), (4, 4803788), (8, 2401894), (11, 1746832), (16, 1200947), (22, 873416), (43, 446864), (44, 436708), (86, 223432), (88, 218354), (172, 111716), (176, 109177), (344, 55858), (473, 40624), (688, 27929), (946, 20312), (1892, 10156), (2539, 7568), (3784, 5078)]