18147261

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 28154880

約数和(自身を除く): 10007619

約数列:

[1, 3, 11, 19, 33, 57, 103, 209, 281, 309, 627, 843, 1133, 1957, 3091, 3399, 5339, 5871, 9273, 16017, 21527, 28943, 58729, 64581, 86829, 176187, 318373, 549917, 955119, 1649751, 6049087, 18147261]

約数ペア:

[(1, 18147261), (3, 6049087), (11, 1649751), (19, 955119), (33, 549917), (57, 318373), (103, 176187), (209, 86829), (281, 64581), (309, 58729), (627, 28943), (843, 21527), (1133, 16017), (1957, 9273), (3091, 5871), (3399, 5339)]