18169954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 31363200

約数和(自身を除く): 13193246

約数列:

[1, 2, 11, 22, 23, 46, 149, 241, 253, 298, 482, 506, 1639, 2651, 3278, 3427, 5302, 5543, 6854, 11086, 35909, 37697, 60973, 71818, 75394, 121946, 394999, 789998, 825907, 1651814, 9084977, 18169954]

約数ペア:

[(1, 18169954), (2, 9084977), (11, 1651814), (22, 825907), (23, 789998), (46, 394999), (149, 121946), (241, 75394), (253, 71818), (298, 60973), (482, 37697), (506, 35909), (1639, 11086), (2651, 6854), (3278, 5543), (3427, 5302)]