12895888

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:323

約数の個数: 40

約数和(自身を含む): 25885496

約数和(自身を除く): 12989608

約数列:

[1, 2, 4, 8, 16, 61, 73, 122, 146, 181, 244, 292, 362, 488, 584, 724, 976, 1168, 1448, 2896, 4453, 8906, 11041, 13213, 17812, 22082, 26426, 35624, 44164, 52852, 71248, 88328, 105704, 176656, 211408, 805993, 1611986, 3223972, 6447944, 12895888]

約数ペア:

[(1, 12895888), (2, 6447944), (4, 3223972), (8, 1611986), (16, 805993), (61, 211408), (73, 176656), (122, 105704), (146, 88328), (181, 71248), (244, 52852), (292, 44164), (362, 35624), (488, 26426), (584, 22082), (724, 17812), (976, 13213), (1168, 11041), (1448, 8906), (2896, 4453)]