20278952

素因数分解:

$2^3\times {\mathrm{367}}^1\times {\mathrm{6907}}^1$

素因数の和:7280

約数の個数: 16

約数和(自身を含む): 38132160

約数和(自身を除く): 17853208

約数列:

[1, 2, 4, 8, 367, 734, 1468, 2936, 6907, 13814, 27628, 55256, 2534869, 5069738, 10139476, 20278952]

約数ペア:

[(1, 20278952), (2, 10139476), (4, 5069738), (8, 2534869), (367, 55256), (734, 27628), (1468, 13814), (2936, 6907)]