28605488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1289}}^1$

素因数の和:1389

約数の個数: 40

約数和(自身を含む): 59185200

約数和(自身を除く): 30579712

約数列:

[1, 2, 4, 8, 16, 19, 38, 73, 76, 146, 152, 292, 304, 584, 1168, 1289, 1387, 2578, 2774, 5156, 5548, 10312, 11096, 20624, 22192, 24491, 48982, 94097, 97964, 188194, 195928, 376388, 391856, 752776, 1505552, 1787843, 3575686, 7151372, 14302744, 28605488]

約数ペア:

[(1, 28605488), (2, 14302744), (4, 7151372), (8, 3575686), (16, 1787843), (19, 1505552), (38, 752776), (73, 391856), (76, 376388), (146, 195928), (152, 188194), (292, 97964), (304, 94097), (584, 48982), (1168, 24491), (1289, 22192), (1387, 20624), (2578, 11096), (2774, 10312), (5156, 5548)]