19481168

素因数分解:

$2^4\times 7^1\times {\mathrm{281}}^1\times {\mathrm{619}}^1$

素因数の和:915

約数の個数: 40

約数和(自身を含む): 43360320

約数和(自身を除く): 23879152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 281, 562, 619, 1124, 1238, 1967, 2248, 2476, 3934, 4333, 4496, 4952, 7868, 8666, 9904, 15736, 17332, 31472, 34664, 69328, 173939, 347878, 695756, 1217573, 1391512, 2435146, 2783024, 4870292, 9740584, 19481168]

約数ペア:

[(1, 19481168), (2, 9740584), (4, 4870292), (7, 2783024), (8, 2435146), (14, 1391512), (16, 1217573), (28, 695756), (56, 347878), (112, 173939), (281, 69328), (562, 34664), (619, 31472), (1124, 17332), (1238, 15736), (1967, 9904), (2248, 8666), (2476, 7868), (3934, 4952), (4333, 4496)]