20073299715

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{68743}}^1$

素因数の和:68870

約数の個数: 80

約数和(自身を含む): 41523575808

約数和(自身を除く): 21450276093

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 103, 105, 135, 189, 309, 315, 405, 515, 567, 721, 927, 945, 1545, 2163, 2781, 2835, 3605, 4635, 6489, 8343, 10815, 13905, 19467, 32445, 41715, 58401, 68743, 97335, 206229, 292005, 343715, 481201, 618687, 1031145, 1443603, 1856061, 2406005, 3093435, 4330809, 5568183, 7080529, 7218015, 9280305, 12992427, 21241587, 21654045, 27840915, 35402645, 38977281, 49563703, 63724761, 64962135, 106207935, 148691109, 191174283, 194886405, 247818515, 318623805, 446073327, 573522849, 743455545, 955871415, 1338219981, 2230366635, 2867614245, 4014659943, 6691099905, 20073299715]

約数ペア:

[(1, 20073299715), (3, 6691099905), (5, 4014659943), (7, 2867614245), (9, 2230366635), (15, 1338219981), (21, 955871415), (27, 743455545), (35, 573522849), (45, 446073327), (63, 318623805), (81, 247818515), (103, 194886405), (105, 191174283), (135, 148691109), (189, 106207935), (309, 64962135), (315, 63724761), (405, 49563703), (515, 38977281), (567, 35402645), (721, 27840915), (927, 21654045), (945, 21241587), (1545, 12992427), (2163, 9280305), (2781, 7218015), (2835, 7080529), (3605, 5568183), (4635, 4330809), (6489, 3093435), (8343, 2406005), (10815, 1856061), (13905, 1443603), (19467, 1031145), (32445, 618687), (41715, 481201), (58401, 343715), (68743, 292005), (97335, 206229)]