20512157886

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{683}}^1\times {\mathrm{13789}}^1$

素因数の和:14502

約数の個数: 72

約数和(自身を含む): 48925651320

約数和(自身を除く): 28413493434

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 683, 726, 1089, 1366, 2049, 2178, 4098, 6147, 7513, 12294, 13789, 15026, 22539, 27578, 41367, 45078, 67617, 82643, 82734, 124101, 135234, 151679, 165286, 247929, 248202, 303358, 455037, 495858, 743787, 910074, 1365111, 1487574, 1668469, 2730222, 3336938, 5005407, 9417887, 10010814, 15016221, 18835774, 28253661, 30032442, 56507322, 84760983, 103596757, 169521966, 207193514, 310790271, 621580542, 932370813, 1139564327, 1864741626, 2279128654, 3418692981, 6837385962, 10256078943, 20512157886]

約数ペア:

[(1, 20512157886), (2, 10256078943), (3, 6837385962), (6, 3418692981), (9, 2279128654), (11, 1864741626), (18, 1139564327), (22, 932370813), (33, 621580542), (66, 310790271), (99, 207193514), (121, 169521966), (198, 103596757), (242, 84760983), (363, 56507322), (683, 30032442), (726, 28253661), (1089, 18835774), (1366, 15016221), (2049, 10010814), (2178, 9417887), (4098, 5005407), (6147, 3336938), (7513, 2730222), (12294, 1668469), (13789, 1487574), (15026, 1365111), (22539, 910074), (27578, 743787), (41367, 495858), (45078, 455037), (67617, 303358), (82643, 248202), (82734, 247929), (124101, 165286), (135234, 151679)]