16604180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20249}}^1$

素因数の和:20299

約数の個数: 24

約数和(自身を含む): 35721000

約数和(自身を除く): 19116820

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 20249, 40498, 80996, 101245, 202490, 404980, 830209, 1660418, 3320836, 4151045, 8302090, 16604180]

約数ペア:

[(1, 16604180), (2, 8302090), (4, 4151045), (5, 3320836), (10, 1660418), (20, 830209), (41, 404980), (82, 202490), (164, 101245), (205, 80996), (410, 40498), (820, 20249)]