18847864

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8209}}^1$

素因数の和:8263

約数の個数: 32

約数和(自身を含む): 41378400

約数和(自身を除く): 22530536

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 1148, 2296, 8209, 16418, 32836, 57463, 65672, 114926, 229852, 336569, 459704, 673138, 1346276, 2355983, 2692552, 4711966, 9423932, 18847864]

約数ペア:

[(1, 18847864), (2, 9423932), (4, 4711966), (7, 2692552), (8, 2355983), (14, 1346276), (28, 673138), (41, 459704), (56, 336569), (82, 229852), (164, 114926), (287, 65672), (328, 57463), (574, 32836), (1148, 16418), (2296, 8209)]