20147968

素因数分解:

$2^8\times {\mathrm{211}}^1\times {\mathrm{373}}^1$

素因数の和:600

約数の個数: 36

約数和(自身を含む): 40516168

約数和(自身を除く): 20368200

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 211, 256, 373, 422, 746, 844, 1492, 1688, 2984, 3376, 5968, 6752, 11936, 13504, 23872, 27008, 47744, 54016, 78703, 95488, 157406, 314812, 629624, 1259248, 2518496, 5036992, 10073984, 20147968]

約数ペア:

[(1, 20147968), (2, 10073984), (4, 5036992), (8, 2518496), (16, 1259248), (32, 629624), (64, 314812), (128, 157406), (211, 95488), (256, 78703), (373, 54016), (422, 47744), (746, 27008), (844, 23872), (1492, 13504), (1688, 11936), (2984, 6752), (3376, 5968)]