2018748368

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{81559}}^1$

素因数の和:81604

約数の個数: 80

約数和(自身を含む): 5097173760

約数和(自身を除く): 3078425392

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 52, 56, 68, 91, 104, 112, 119, 136, 182, 208, 221, 238, 272, 364, 442, 476, 728, 884, 952, 1456, 1547, 1768, 1904, 3094, 3536, 6188, 12376, 24752, 81559, 163118, 326236, 570913, 652472, 1060267, 1141826, 1304944, 1386503, 2120534, 2283652, 2773006, 4241068, 4567304, 5546012, 7421869, 8482136, 9134608, 9705521, 11092024, 14843738, 16964272, 18024539, 19411042, 22184048, 29687476, 36049078, 38822084, 59374952, 72098156, 77644168, 118749904, 126171773, 144196312, 155288336, 252343546, 288392624, 504687092, 1009374184, 2018748368]

約数ペア:

[(1, 2018748368), (2, 1009374184), (4, 504687092), (7, 288392624), (8, 252343546), (13, 155288336), (14, 144196312), (16, 126171773), (17, 118749904), (26, 77644168), (28, 72098156), (34, 59374952), (52, 38822084), (56, 36049078), (68, 29687476), (91, 22184048), (104, 19411042), (112, 18024539), (119, 16964272), (136, 14843738), (182, 11092024), (208, 9705521), (221, 9134608), (238, 8482136), (272, 7421869), (364, 5546012), (442, 4567304), (476, 4241068), (728, 2773006), (884, 2283652), (952, 2120534), (1456, 1386503), (1547, 1304944), (1768, 1141826), (1904, 1060267), (3094, 652472), (3536, 570913), (6188, 326236), (12376, 163118), (24752, 81559)]