18580388

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{16073}}^1$

素因数の和:16111

約数の個数: 18

約数和(自身を含む): 34543026

約数和(自身を除く): 15962638

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 16073, 32146, 64292, 273241, 546482, 1092964, 4645097, 9290194, 18580388]

約数ペア:

[(1, 18580388), (2, 9290194), (4, 4645097), (17, 1092964), (34, 546482), (68, 273241), (289, 64292), (578, 32146), (1156, 16073)]