19677196

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2203}}^1$

素因数の和:2254

約数の個数: 48

約数和(自身を含む): 44432640

約数和(自身を除く): 24755444

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 154, 203, 308, 319, 406, 638, 812, 1276, 2203, 2233, 4406, 4466, 8812, 8932, 15421, 24233, 30842, 48466, 61684, 63887, 96932, 127774, 169631, 255548, 339262, 447209, 678524, 702757, 894418, 1405514, 1788836, 2811028, 4919299, 9838598, 19677196]

約数ペア:

[(1, 19677196), (2, 9838598), (4, 4919299), (7, 2811028), (11, 1788836), (14, 1405514), (22, 894418), (28, 702757), (29, 678524), (44, 447209), (58, 339262), (77, 255548), (116, 169631), (154, 127774), (203, 96932), (308, 63887), (319, 61684), (406, 48466), (638, 30842), (812, 24233), (1276, 15421), (2203, 8932), (2233, 8812), (4406, 4466)]