19817444

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12671}}^1$

素因数の和:12715

約数の個数: 24

約数和(自身を含む): 38320128

約数和(自身を除く): 18502684

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 12671, 25342, 50684, 215407, 291433, 430814, 582866, 861628, 1165732, 4954361, 9908722, 19817444]

約数ペア:

[(1, 19817444), (2, 9908722), (4, 4954361), (17, 1165732), (23, 861628), (34, 582866), (46, 430814), (68, 291433), (92, 215407), (391, 50684), (782, 25342), (1564, 12671)]