20138856

素因数分解:

$2^3\times 3^1\times {\mathrm{491}}^1\times {\mathrm{1709}}^1$

素因数の和:2209

約数の個数: 32

約数和(自身を含む): 50479200

約数和(自身を除く): 30340344

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 491, 982, 1473, 1709, 1964, 2946, 3418, 3928, 5127, 5892, 6836, 10254, 11784, 13672, 20508, 41016, 839119, 1678238, 2517357, 3356476, 5034714, 6712952, 10069428, 20138856]

約数ペア:

[(1, 20138856), (2, 10069428), (3, 6712952), (4, 5034714), (6, 3356476), (8, 2517357), (12, 1678238), (24, 839119), (491, 41016), (982, 20508), (1473, 13672), (1709, 11784), (1964, 10254), (2946, 6836), (3418, 5892), (3928, 5127)]