12749456

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2467}}^1$

素因数の和:2511

約数の個数: 40

約数和(自身を含む): 27542880

約数和(自身を除く): 14793424

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2467, 2584, 4934, 5168, 9868, 19736, 39472, 41939, 46873, 83878, 93746, 167756, 187492, 335512, 374984, 671024, 749968, 796841, 1593682, 3187364, 6374728, 12749456]

約数ペア:

[(1, 12749456), (2, 6374728), (4, 3187364), (8, 1593682), (16, 796841), (17, 749968), (19, 671024), (34, 374984), (38, 335512), (68, 187492), (76, 167756), (136, 93746), (152, 83878), (272, 46873), (304, 41939), (323, 39472), (646, 19736), (1292, 9868), (2467, 5168), (2584, 4934)]