22738768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{109321}}^1$

素因数の和:109342

約数の個数: 20

約数和(自身を含む): 47445748

約数和(自身を除く): 24706980

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 109321, 218642, 437284, 874568, 1421173, 1749136, 2842346, 5684692, 11369384, 22738768]

約数ペア:

[(1, 22738768), (2, 11369384), (4, 5684692), (8, 2842346), (13, 1749136), (16, 1421173), (26, 874568), (52, 437284), (104, 218642), (208, 109321)]