19884344

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{60623}}^1$

素因数の和:60670

約数の個数: 16

約数和(自身を含む): 38193120

約数和(自身を除く): 18308776

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 60623, 121246, 242492, 484984, 2485543, 4971086, 9942172, 19884344]

約数ペア:

[(1, 19884344), (2, 9942172), (4, 4971086), (8, 2485543), (41, 484984), (82, 242492), (164, 121246), (328, 60623)]