19778208

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{12119}}^1$

素因数の和:12149

約数の個数: 48

約数和(自身を含む): 54976320

約数和(自身を除く): 35198112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 12119, 24238, 36357, 48476, 72714, 96952, 145428, 193904, 206023, 290856, 387808, 412046, 581712, 618069, 824092, 1163424, 1236138, 1648184, 2472276, 3296368, 4944552, 6592736, 9889104, 19778208]

約数ペア:

[(1, 19778208), (2, 9889104), (3, 6592736), (4, 4944552), (6, 3296368), (8, 2472276), (12, 1648184), (16, 1236138), (17, 1163424), (24, 824092), (32, 618069), (34, 581712), (48, 412046), (51, 387808), (68, 290856), (96, 206023), (102, 193904), (136, 145428), (204, 96952), (272, 72714), (408, 48476), (544, 36357), (816, 24238), (1632, 12119)]