19656664

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{439}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 38412000

約数和(自身を除く): 18755336

約数列:

[1, 2, 4, 8, 29, 58, 116, 193, 232, 386, 439, 772, 878, 1544, 1756, 3512, 5597, 11194, 12731, 22388, 25462, 44776, 50924, 84727, 101848, 169454, 338908, 677816, 2457083, 4914166, 9828332, 19656664]

約数ペア:

[(1, 19656664), (2, 9828332), (4, 4914166), (8, 2457083), (29, 677816), (58, 338908), (116, 169454), (193, 101848), (232, 84727), (386, 50924), (439, 44776), (772, 25462), (878, 22388), (1544, 12731), (1756, 11194), (3512, 5597)]