15691496816

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{42639937}}^1$

素因数の和:42639968

約数の個数: 20

約数和(自身を含む): 31724113872

約数和(自身を除く): 16032617056

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 42639937, 85279874, 170559748, 341119496, 682238992, 980718551, 1961437102, 3922874204, 7845748408, 15691496816]

約数ペア:

[(1, 15691496816), (2, 7845748408), (4, 3922874204), (8, 1961437102), (16, 980718551), (23, 682238992), (46, 341119496), (92, 170559748), (184, 85279874), (368, 42639937)]