18191666

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 30907008

約数和(自身を除く): 12715342

約数列:

[1, 2, 17, 23, 34, 43, 46, 86, 391, 541, 731, 782, 989, 1082, 1462, 1978, 9197, 12443, 16813, 18394, 23263, 24886, 33626, 46526, 211531, 395471, 423062, 535049, 790942, 1070098, 9095833, 18191666]

約数ペア:

[(1, 18191666), (2, 9095833), (17, 1070098), (23, 790942), (34, 535049), (43, 423062), (46, 395471), (86, 211531), (391, 46526), (541, 33626), (731, 24886), (782, 23263), (989, 18394), (1082, 16813), (1462, 12443), (1978, 9197)]