20692504

素因数分解:

$2^3\times 7^3\times {\mathrm{7541}}^1$

素因数の和:7568

約数の個数: 32

約数和(自身を含む): 45252000

約数和(自身を除く): 24559496

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 7541, 15082, 30164, 52787, 60328, 105574, 211148, 369509, 422296, 739018, 1478036, 2586563, 2956072, 5173126, 10346252, 20692504]

約数ペア:

[(1, 20692504), (2, 10346252), (4, 5173126), (7, 2956072), (8, 2586563), (14, 1478036), (28, 739018), (49, 422296), (56, 369509), (98, 211148), (196, 105574), (343, 60328), (392, 52787), (686, 30164), (1372, 15082), (2744, 7541)]