16482980

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7561}}^1$

素因数の和:7679

約数の個数: 24

約数和(自身を含む): 34936440

約数和(自身を除く): 18453460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 7561, 15122, 30244, 37805, 75610, 151220, 824149, 1648298, 3296596, 4120745, 8241490, 16482980]

約数ペア:

[(1, 16482980), (2, 8241490), (4, 4120745), (5, 3296596), (10, 1648298), (20, 824149), (109, 151220), (218, 75610), (436, 37805), (545, 30244), (1090, 15122), (2180, 7561)]