20454258

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{647}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 44789760

約数和(自身を除く): 24335502

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 479, 647, 958, 1294, 1437, 1941, 2874, 3882, 5269, 7117, 10538, 14234, 15807, 21351, 31614, 42702, 309913, 619826, 929739, 1859478, 3409043, 6818086, 10227129, 20454258]

約数ペア:

[(1, 20454258), (2, 10227129), (3, 6818086), (6, 3409043), (11, 1859478), (22, 929739), (33, 619826), (66, 309913), (479, 42702), (647, 31614), (958, 21351), (1294, 15807), (1437, 14234), (1941, 10538), (2874, 7117), (3882, 5269)]