20701472414

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{905497}}^1$

素因数の和:905600

約数の個数: 32

約数和(自身を含む): 37552813056

約数和(自身を除く): 16851340642

約数列:

[1, 2, 7, 14, 23, 46, 71, 142, 161, 322, 497, 994, 1633, 3266, 11431, 22862, 905497, 1810994, 6338479, 12676958, 20826431, 41652862, 64290287, 128580574, 145785017, 291570034, 450032009, 900064018, 1478676601, 2957353202, 10350736207, 20701472414]

約数ペア:

[(1, 20701472414), (2, 10350736207), (7, 2957353202), (14, 1478676601), (23, 900064018), (46, 450032009), (71, 291570034), (142, 145785017), (161, 128580574), (322, 64290287), (497, 41652862), (994, 20826431), (1633, 12676958), (3266, 6338479), (11431, 1810994), (22862, 905497)]