18456856

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{829}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 39740400

約数和(自身を除く): 21283544

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 121, 184, 242, 253, 484, 506, 829, 968, 1012, 1658, 2024, 2783, 3316, 5566, 6632, 9119, 11132, 18238, 19067, 22264, 36476, 38134, 72952, 76268, 100309, 152536, 200618, 209737, 401236, 419474, 802472, 838948, 1677896, 2307107, 4614214, 9228428, 18456856]

約数ペア:

[(1, 18456856), (2, 9228428), (4, 4614214), (8, 2307107), (11, 1677896), (22, 838948), (23, 802472), (44, 419474), (46, 401236), (88, 209737), (92, 200618), (121, 152536), (184, 100309), (242, 76268), (253, 72952), (484, 38134), (506, 36476), (829, 22264), (968, 19067), (1012, 18238), (1658, 11132), (2024, 9119), (2783, 6632), (3316, 5566)]