20257224

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{64927}}^1$

素因数の和:64949

約数の個数: 32

約数和(自身を含む): 54539520

約数和(自身を除く): 34282296

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 64927, 129854, 194781, 259708, 389562, 519416, 779124, 844051, 1558248, 1688102, 2532153, 3376204, 5064306, 6752408, 10128612, 20257224]

約数ペア:

[(1, 20257224), (2, 10128612), (3, 6752408), (4, 5064306), (6, 3376204), (8, 2532153), (12, 1688102), (13, 1558248), (24, 844051), (26, 779124), (39, 519416), (52, 389562), (78, 259708), (104, 194781), (156, 129854), (312, 64927)]