215524828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{26017}}^1$

素因数の和:26149

約数の個数: 24

約数和(自身を含む): 400677200

約数和(自身を除く): 185152372

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8284, 26017, 52034, 104068, 494323, 988646, 1977292, 2835853, 5671706, 11343412, 53881207, 107762414, 215524828]

約数ペア:

[(1, 215524828), (2, 107762414), (4, 53881207), (19, 11343412), (38, 5671706), (76, 2835853), (109, 1977292), (218, 988646), (436, 494323), (2071, 104068), (4142, 52034), (8284, 26017)]