18888936759

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1603339}}^1$

素因数の和:1603380

約数の個数: 48

約数和(自身を含む): 36017429760

約数和(自身を除く): 17128493001

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 231, 357, 561, 693, 1071, 1309, 1683, 3927, 11781, 1603339, 4810017, 11223373, 14430051, 17636729, 27256763, 33670119, 52910187, 81770289, 101010357, 123457103, 158730561, 190797341, 245310867, 299824393, 370371309, 572392023, 899473179, 1111113927, 1717176069, 2098770751, 2698419537, 6296312253, 18888936759]

約数ペア:

[(1, 18888936759), (3, 6296312253), (7, 2698419537), (9, 2098770751), (11, 1717176069), (17, 1111113927), (21, 899473179), (33, 572392023), (51, 370371309), (63, 299824393), (77, 245310867), (99, 190797341), (119, 158730561), (153, 123457103), (187, 101010357), (231, 81770289), (357, 52910187), (561, 33670119), (693, 27256763), (1071, 17636729), (1309, 14430051), (1683, 11223373), (3927, 4810017), (11781, 1603339)]