20952816

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{18979}}^1$

素因数の和:19013

約数の個数: 40

約数和(自身を含む): 56484480

約数和(自身を除く): 35531664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 18979, 37958, 56937, 75916, 113874, 151832, 227748, 303664, 436517, 455496, 873034, 910992, 1309551, 1746068, 2619102, 3492136, 5238204, 6984272, 10476408, 20952816]

約数ペア:

[(1, 20952816), (2, 10476408), (3, 6984272), (4, 5238204), (6, 3492136), (8, 2619102), (12, 1746068), (16, 1309551), (23, 910992), (24, 873034), (46, 455496), (48, 436517), (69, 303664), (92, 227748), (138, 151832), (184, 113874), (276, 75916), (368, 56937), (552, 37958), (1104, 18979)]