19517156

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12479}}^1$

素因数の和:12523

約数の個数: 24

約数和(自身を含む): 37739520

約数和(自身を除く): 18222364

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 12479, 24958, 49916, 212143, 287017, 424286, 574034, 848572, 1148068, 4879289, 9758578, 19517156]

約数ペア:

[(1, 19517156), (2, 9758578), (4, 4879289), (17, 1148068), (23, 848572), (34, 574034), (46, 424286), (68, 287017), (92, 212143), (391, 49916), (782, 24958), (1564, 12479)]