20482722

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:328

約数の個数: 96

約数和(自身を含む): 53464320

約数和(自身を除く): 32981598

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 117, 153, 171, 221, 234, 247, 271, 306, 323, 342, 442, 494, 542, 646, 663, 741, 813, 969, 1326, 1482, 1626, 1938, 1989, 2223, 2439, 2907, 3523, 3978, 4199, 4446, 4607, 4878, 5149, 5814, 7046, 8398, 9214, 10298, 10569, 12597, 13821, 15447, 21138, 25194, 27642, 30894, 31707, 37791, 41463, 46341, 59891, 63414, 66937, 75582, 82926, 87533, 92682, 119782, 133874, 175066, 179673, 200811, 262599, 359346, 401622, 525198, 539019, 602433, 787797, 1078038, 1137929, 1204866, 1575594, 2275858, 3413787, 6827574, 10241361, 20482722]

約数ペア:

[(1, 20482722), (2, 10241361), (3, 6827574), (6, 3413787), (9, 2275858), (13, 1575594), (17, 1204866), (18, 1137929), (19, 1078038), (26, 787797), (34, 602433), (38, 539019), (39, 525198), (51, 401622), (57, 359346), (78, 262599), (102, 200811), (114, 179673), (117, 175066), (153, 133874), (171, 119782), (221, 92682), (234, 87533), (247, 82926), (271, 75582), (306, 66937), (323, 63414), (342, 59891), (442, 46341), (494, 41463), (542, 37791), (646, 31707), (663, 30894), (741, 27642), (813, 25194), (969, 21138), (1326, 15447), (1482, 13821), (1626, 12597), (1938, 10569), (1989, 10298), (2223, 9214), (2439, 8398), (2907, 7046), (3523, 5814), (3978, 5149), (4199, 4878), (4446, 4607)]