20516572026

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{2693}}^1$

素因数の和:2957

約数の個数: 128

約数和(自身を含む): 49671325440

約数和(自身を除く): 29154753414

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 43, 51, 54, 86, 102, 129, 153, 193, 258, 306, 386, 387, 459, 579, 731, 774, 918, 1158, 1161, 1462, 1737, 2193, 2322, 2693, 3281, 3474, 4386, 5211, 5386, 6562, 6579, 8079, 8299, 9843, 10422, 13158, 16158, 16598, 19686, 19737, 24237, 24897, 29529, 39474, 45781, 48474, 49794, 59058, 72711, 74691, 88587, 91562, 115799, 137343, 141083, 145422, 149382, 177174, 224073, 231598, 274686, 282166, 347397, 412029, 423249, 448146, 519749, 694794, 824058, 846498, 1039498, 1042191, 1236087, 1269747, 1559247, 1968583, 2084382, 2472174, 2539494, 3118494, 3126573, 3809241, 3937166, 4677741, 5905749, 6253146, 7618482, 8835733, 9355482, 11811498, 14033223, 17671466, 17717247, 22349207, 26507199, 28066446, 35434494, 44698414, 53014398, 53151741, 67047621, 79521597, 106303482, 134095242, 159043194, 201142863, 238564791, 379936519, 402285726, 477129582, 603428589, 759873038, 1139809557, 1206857178, 2279619114, 3419428671, 6838857342, 10258286013, 20516572026]

約数ペア:

[(1, 20516572026), (2, 10258286013), (3, 6838857342), (6, 3419428671), (9, 2279619114), (17, 1206857178), (18, 1139809557), (27, 759873038), (34, 603428589), (43, 477129582), (51, 402285726), (54, 379936519), (86, 238564791), (102, 201142863), (129, 159043194), (153, 134095242), (193, 106303482), (258, 79521597), (306, 67047621), (386, 53151741), (387, 53014398), (459, 44698414), (579, 35434494), (731, 28066446), (774, 26507199), (918, 22349207), (1158, 17717247), (1161, 17671466), (1462, 14033223), (1737, 11811498), (2193, 9355482), (2322, 8835733), (2693, 7618482), (3281, 6253146), (3474, 5905749), (4386, 4677741), (5211, 3937166), (5386, 3809241), (6562, 3126573), (6579, 3118494), (8079, 2539494), (8299, 2472174), (9843, 2084382), (10422, 1968583), (13158, 1559247), (16158, 1269747), (16598, 1236087), (19686, 1042191), (19737, 1039498), (24237, 846498), (24897, 824058), (29529, 694794), (39474, 519749), (45781, 448146), (48474, 423249), (49794, 412029), (59058, 347397), (72711, 282166), (74691, 274686), (88587, 231598), (91562, 224073), (115799, 177174), (137343, 149382), (141083, 145422)]