1389498044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{38653}}^1$

素因数の和:38730

約数の個数: 48

約数和(自身を含む): 2857303680

約数和(自身を除く): 1467805636

約数列:

[1, 2, 4, 11, 19, 22, 38, 43, 44, 76, 86, 172, 209, 418, 473, 817, 836, 946, 1634, 1892, 3268, 8987, 17974, 35948, 38653, 77306, 154612, 425183, 734407, 850366, 1468814, 1662079, 1700732, 2937628, 3324158, 6648316, 8078477, 16156954, 18282869, 31579501, 32313908, 36565738, 63159002, 73131476, 126318004, 347374511, 694749022, 1389498044]

約数ペア:

[(1, 1389498044), (2, 694749022), (4, 347374511), (11, 126318004), (19, 73131476), (22, 63159002), (38, 36565738), (43, 32313908), (44, 31579501), (76, 18282869), (86, 16156954), (172, 8078477), (209, 6648316), (418, 3324158), (473, 2937628), (817, 1700732), (836, 1662079), (946, 1468814), (1634, 850366), (1892, 734407), (3268, 425183), (8987, 154612), (17974, 77306), (35948, 38653)]