18189956

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{587}}^1$

素因数の和:779

約数の個数: 24

約数和(自身を含む): 32664576

約数和(自身を除く): 14474620

約数列:

[1, 2, 4, 61, 122, 127, 244, 254, 508, 587, 1174, 2348, 7747, 15494, 30988, 35807, 71614, 74549, 143228, 149098, 298196, 4547489, 9094978, 18189956]

約数ペア:

[(1, 18189956), (2, 9094978), (4, 4547489), (61, 298196), (122, 149098), (127, 143228), (244, 74549), (254, 71614), (508, 35807), (587, 30988), (1174, 15494), (2348, 7747)]