20897072

素因数分解:

$2^4\times 7^1\times {\mathrm{186581}}^1$

素因数の和:186596

約数の個数: 20

約数和(自身を含む): 46272336

約数和(自身を除く): 25375264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 186581, 373162, 746324, 1306067, 1492648, 2612134, 2985296, 5224268, 10448536, 20897072]

約数ペア:

[(1, 20897072), (2, 10448536), (4, 5224268), (7, 2985296), (8, 2612134), (14, 1492648), (16, 1306067), (28, 746324), (56, 373162), (112, 186581)]