81021472

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19037}}^1$

素因数の和:19073

約数の個数: 48

約数和(自身を含む): 191903040

約数和(自身を除く): 110881568

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 19037, 38074, 76148, 133259, 152296, 266518, 304592, 361703, 533036, 609184, 723406, 1066072, 1446812, 2132144, 2531921, 2893624, 4264288, 5063842, 5787248, 10127684, 11574496, 20255368, 40510736, 81021472]

約数ペア:

[(1, 81021472), (2, 40510736), (4, 20255368), (7, 11574496), (8, 10127684), (14, 5787248), (16, 5063842), (19, 4264288), (28, 2893624), (32, 2531921), (38, 2132144), (56, 1446812), (76, 1066072), (112, 723406), (133, 609184), (152, 533036), (224, 361703), (266, 304592), (304, 266518), (532, 152296), (608, 133259), (1064, 76148), (2128, 38074), (4256, 19037)]