18984760

素因数分解:

$2^3\times 5^1\times {\mathrm{474619}}^1$

素因数の和:474630

約数の個数: 16

約数和(自身を含む): 42715800

約数和(自身を除く): 23731040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 474619, 949238, 1898476, 2373095, 3796952, 4746190, 9492380, 18984760]

約数ペア:

[(1, 18984760), (2, 9492380), (4, 4746190), (5, 3796952), (8, 2373095), (10, 1898476), (20, 949238), (40, 474619)]