66851216

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{30059}}^1$

素因数の和:30206

約数の個数: 20

約数和(自身を含む): 130460400

約数和(自身を除く): 63609184

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 30059, 60118, 120236, 240472, 480944, 4178201, 8356402, 16712804, 33425608, 66851216]

約数ペア:

[(1, 66851216), (2, 33425608), (4, 16712804), (8, 8356402), (16, 4178201), (139, 480944), (278, 240472), (556, 120236), (1112, 60118), (2224, 30059)]