20756302

素因数分解:

$2^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{383}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 36864000

約数和(自身を除く): 16107698

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 343, 383, 553, 686, 766, 1106, 2681, 3871, 5362, 7742, 18767, 27097, 30257, 37534, 54194, 60514, 131369, 211799, 262738, 423598, 1482593, 2965186, 10378151, 20756302]

約数ペア:

[(1, 20756302), (2, 10378151), (7, 2965186), (14, 1482593), (49, 423598), (79, 262738), (98, 211799), (158, 131369), (343, 60514), (383, 54194), (553, 37534), (686, 30257), (766, 27097), (1106, 18767), (2681, 7742), (3871, 5362)]