18937694

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 31980096

約数和(自身を除く): 13042402

約数列:

[1, 2, 17, 23, 34, 46, 61, 122, 391, 397, 782, 794, 1037, 1403, 2074, 2806, 6749, 9131, 13498, 18262, 23851, 24217, 47702, 48434, 155227, 310454, 411689, 556991, 823378, 1113982, 9468847, 18937694]

約数ペア:

[(1, 18937694), (2, 9468847), (17, 1113982), (23, 823378), (34, 556991), (46, 411689), (61, 310454), (122, 155227), (391, 48434), (397, 47702), (782, 24217), (794, 23851), (1037, 18262), (1403, 13498), (2074, 9131), (2806, 6749)]