20996933256

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{423257}}^1$

素因数の和:423335

約数の個数: 96

約数和(自身を含む): 62396694360

約数和(自身を除く): 41399761104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 53, 72, 78, 104, 106, 117, 156, 159, 212, 234, 312, 318, 424, 468, 477, 636, 689, 936, 954, 1272, 1378, 1908, 2067, 2756, 3816, 4134, 5512, 6201, 8268, 12402, 16536, 24804, 49608, 423257, 846514, 1269771, 1693028, 2539542, 3386056, 3809313, 5079084, 5502341, 7618626, 10158168, 11004682, 15237252, 16507023, 22009364, 22432621, 30474504, 33014046, 44018728, 44865242, 49521069, 66028092, 67297863, 89730484, 99042138, 132056184, 134595726, 179460968, 198084276, 201893589, 269191452, 291624073, 396168552, 403787178, 538382904, 583248146, 807574356, 874872219, 1166496292, 1615148712, 1749744438, 2332992584, 2624616657, 3499488876, 5249233314, 6998977752, 10498466628, 20996933256]

約数ペア:

[(1, 20996933256), (2, 10498466628), (3, 6998977752), (4, 5249233314), (6, 3499488876), (8, 2624616657), (9, 2332992584), (12, 1749744438), (13, 1615148712), (18, 1166496292), (24, 874872219), (26, 807574356), (36, 583248146), (39, 538382904), (52, 403787178), (53, 396168552), (72, 291624073), (78, 269191452), (104, 201893589), (106, 198084276), (117, 179460968), (156, 134595726), (159, 132056184), (212, 99042138), (234, 89730484), (312, 67297863), (318, 66028092), (424, 49521069), (468, 44865242), (477, 44018728), (636, 33014046), (689, 30474504), (936, 22432621), (954, 22009364), (1272, 16507023), (1378, 15237252), (1908, 11004682), (2067, 10158168), (2756, 7618626), (3816, 5502341), (4134, 5079084), (5512, 3809313), (6201, 3386056), (8268, 2539542), (12402, 1693028), (16536, 1269771), (24804, 846514), (49608, 423257)]