20764952

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8681}}^1$

素因数の和:8723

約数の個数: 32

約数和(自身を含む): 43757280

約数和(自身を除く): 22992328

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 8681, 17362, 34724, 69448, 112853, 199663, 225706, 399326, 451412, 798652, 902824, 1597304, 2595619, 5191238, 10382476, 20764952]

約数ペア:

[(1, 20764952), (2, 10382476), (4, 5191238), (8, 2595619), (13, 1597304), (23, 902824), (26, 798652), (46, 451412), (52, 399326), (92, 225706), (104, 199663), (184, 112853), (299, 69448), (598, 34724), (1196, 17362), (2392, 8681)]