20171935485

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1019}}^1$

素因数の和:1212

約数の個数: 144

約数和(自身を含む): 40184164800

約数和(自身を除く): 20012229315

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 137, 169, 171, 195, 247, 285, 411, 507, 585, 685, 741, 845, 855, 1019, 1233, 1235, 1521, 1781, 2055, 2223, 2535, 2603, 3057, 3211, 3705, 5095, 5343, 6165, 7605, 7809, 8905, 9171, 9633, 11115, 13015, 13247, 15285, 16029, 16055, 19361, 23153, 23427, 26715, 28899, 33839, 39045, 39741, 45855, 48165, 58083, 66235, 69459, 80145, 96805, 101517, 115765, 117135, 119223, 139603, 144495, 169195, 172211, 174249, 198705, 208377, 251693, 290415, 304551, 347295, 418809, 439907, 507585, 516633, 596115, 698015, 755079, 861055, 871245, 1041885, 1256427, 1258465, 1319721, 1522755, 1549899, 1814839, 2094045, 2199535, 2265237, 2583165, 2652457, 3272009, 3775395, 3959163, 5444517, 6282135, 6598605, 7749495, 7957371, 9074195, 9816027, 11326185, 13262285, 16333551, 16360045, 19795815, 23592907, 23872113, 27222585, 29448081, 34481941, 39786855, 49080135, 70778721, 81667755, 103445823, 117964535, 119360565, 147240405, 172409705, 212336163, 310337469, 353893605, 448265233, 517229115, 1061680815, 1344795699, 1551687345, 2241326165, 4034387097, 6723978495, 20171935485]

約数ペア:

[(1, 20171935485), (3, 6723978495), (5, 4034387097), (9, 2241326165), (13, 1551687345), (15, 1344795699), (19, 1061680815), (39, 517229115), (45, 448265233), (57, 353893605), (65, 310337469), (95, 212336163), (117, 172409705), (137, 147240405), (169, 119360565), (171, 117964535), (195, 103445823), (247, 81667755), (285, 70778721), (411, 49080135), (507, 39786855), (585, 34481941), (685, 29448081), (741, 27222585), (845, 23872113), (855, 23592907), (1019, 19795815), (1233, 16360045), (1235, 16333551), (1521, 13262285), (1781, 11326185), (2055, 9816027), (2223, 9074195), (2535, 7957371), (2603, 7749495), (3057, 6598605), (3211, 6282135), (3705, 5444517), (5095, 3959163), (5343, 3775395), (6165, 3272009), (7605, 2652457), (7809, 2583165), (8905, 2265237), (9171, 2199535), (9633, 2094045), (11115, 1814839), (13015, 1549899), (13247, 1522755), (15285, 1319721), (16029, 1258465), (16055, 1256427), (19361, 1041885), (23153, 871245), (23427, 861055), (26715, 755079), (28899, 698015), (33839, 596115), (39045, 516633), (39741, 507585), (45855, 439907), (48165, 418809), (58083, 347295), (66235, 304551), (69459, 290415), (80145, 251693), (96805, 208377), (101517, 198705), (115765, 174249), (117135, 172211), (119223, 169195), (139603, 144495)]