20002696

素因数分解:

$2^3\times 7^1\times {\mathrm{547}}^1\times {\mathrm{653}}^1$

素因数の和:1213

約数の個数: 32

約数和(自身を含む): 43007040

約数和(自身を除く): 23004344

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 547, 653, 1094, 1306, 2188, 2612, 3829, 4376, 4571, 5224, 7658, 9142, 15316, 18284, 30632, 36568, 357191, 714382, 1428764, 2500337, 2857528, 5000674, 10001348, 20002696]

約数ペア:

[(1, 20002696), (2, 10001348), (4, 5000674), (7, 2857528), (8, 2500337), (14, 1428764), (28, 714382), (56, 357191), (547, 36568), (653, 30632), (1094, 18284), (1306, 15316), (2188, 9142), (2612, 7658), (3829, 5224), (4376, 4571)]