19527376

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{110951}}^1$

素因数の和:110970

約数の個数: 20

約数和(自身を含む): 41274144

約数和(自身を除く): 21746768

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 110951, 221902, 443804, 887608, 1220461, 1775216, 2440922, 4881844, 9763688, 19527376]

約数ペア:

[(1, 19527376), (2, 9763688), (4, 4881844), (8, 2440922), (11, 1775216), (16, 1220461), (22, 887608), (44, 443804), (88, 221902), (176, 110951)]