20180494035

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1\times {\mathrm{787}}^1$

素因数の和:1602

約数の個数: 128

約数和(自身を含む): 40774272000

約数和(自身を除く): 20593777965

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 45, 57, 65, 95, 117, 135, 171, 195, 247, 285, 351, 513, 585, 741, 769, 787, 855, 1235, 1755, 2223, 2307, 2361, 2565, 3705, 3845, 3935, 6669, 6921, 7083, 9997, 10231, 11115, 11535, 11805, 14611, 14953, 20763, 21249, 29991, 30693, 33345, 34605, 35415, 43833, 44859, 49985, 51155, 73055, 74765, 89973, 92079, 103815, 106245, 131499, 134577, 149955, 153465, 189943, 194389, 219165, 224295, 269919, 276237, 394497, 403731, 449865, 460395, 569829, 583167, 605203, 657495, 672885, 949715, 971945, 1349595, 1381185, 1709487, 1749501, 1815609, 1972485, 2018655, 2849145, 2915835, 3026015, 5128461, 5248503, 5446827, 7867639, 8547435, 8747505, 9078045, 11498857, 16340481, 23602917, 25642305, 26242515, 27234135, 34496571, 39338195, 57494285, 70808751, 81702405, 103489713, 118014585, 149485141, 172482855, 212426253, 310469139, 354043755, 448455423, 517448565, 747425705, 1062131265, 1345366269, 1552345695, 2242277115, 4036098807, 6726831345, 20180494035]

約数ペア:

[(1, 20180494035), (3, 6726831345), (5, 4036098807), (9, 2242277115), (13, 1552345695), (15, 1345366269), (19, 1062131265), (27, 747425705), (39, 517448565), (45, 448455423), (57, 354043755), (65, 310469139), (95, 212426253), (117, 172482855), (135, 149485141), (171, 118014585), (195, 103489713), (247, 81702405), (285, 70808751), (351, 57494285), (513, 39338195), (585, 34496571), (741, 27234135), (769, 26242515), (787, 25642305), (855, 23602917), (1235, 16340481), (1755, 11498857), (2223, 9078045), (2307, 8747505), (2361, 8547435), (2565, 7867639), (3705, 5446827), (3845, 5248503), (3935, 5128461), (6669, 3026015), (6921, 2915835), (7083, 2849145), (9997, 2018655), (10231, 1972485), (11115, 1815609), (11535, 1749501), (11805, 1709487), (14611, 1381185), (14953, 1349595), (20763, 971945), (21249, 949715), (29991, 672885), (30693, 657495), (33345, 605203), (34605, 583167), (35415, 569829), (43833, 460395), (44859, 449865), (49985, 403731), (51155, 394497), (73055, 276237), (74765, 269919), (89973, 224295), (92079, 219165), (103815, 194389), (106245, 189943), (131499, 153465), (134577, 149955)]