19974388

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1447}}^1$

素因数の和:1504

約数の個数: 48

約数和(自身を含む): 43787520

約数和(自身を除く): 23813132

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 58, 68, 116, 119, 203, 238, 406, 476, 493, 812, 986, 1447, 1972, 2894, 3451, 5788, 6902, 10129, 13804, 20258, 24599, 40516, 41963, 49198, 83926, 98396, 167852, 172193, 293741, 344386, 587482, 688772, 713371, 1174964, 1426742, 2853484, 4993597, 9987194, 19974388]

約数ペア:

[(1, 19974388), (2, 9987194), (4, 4993597), (7, 2853484), (14, 1426742), (17, 1174964), (28, 713371), (29, 688772), (34, 587482), (58, 344386), (68, 293741), (116, 172193), (119, 167852), (203, 98396), (238, 83926), (406, 49198), (476, 41963), (493, 40516), (812, 24599), (986, 20258), (1447, 13804), (1972, 10129), (2894, 6902), (3451, 5788)]