20165594944

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{919}}^1$

素因数の和:1452

約数の個数: 112

約数和(自身を含む): 44417894400

約数和(自身を除く): 24252299456

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 142, 176, 284, 352, 439, 568, 704, 781, 878, 919, 1136, 1562, 1756, 1838, 2272, 3124, 3512, 3676, 4544, 4829, 6248, 7024, 7352, 9658, 10109, 12496, 14048, 14704, 19316, 20218, 24992, 28096, 29408, 31169, 38632, 40436, 49984, 58816, 62338, 65249, 77264, 80872, 124676, 130498, 154528, 161744, 249352, 260996, 309056, 323488, 342859, 403441, 498704, 521992, 646976, 685718, 717739, 806882, 997408, 1043984, 1371436, 1435478, 1613764, 1994816, 2087968, 2742872, 2870956, 3227528, 4175936, 4437851, 5485744, 5741912, 6455056, 8875702, 10971488, 11483824, 12910112, 17751404, 21942976, 22967648, 25820224, 28644311, 35502808, 45935296, 57288622, 71005616, 114577244, 142011232, 229154488, 284022464, 315087421, 458308976, 630174842, 916617952, 1260349684, 1833235904, 2520699368, 5041398736, 10082797472, 20165594944]

約数ペア:

[(1, 20165594944), (2, 10082797472), (4, 5041398736), (8, 2520699368), (11, 1833235904), (16, 1260349684), (22, 916617952), (32, 630174842), (44, 458308976), (64, 315087421), (71, 284022464), (88, 229154488), (142, 142011232), (176, 114577244), (284, 71005616), (352, 57288622), (439, 45935296), (568, 35502808), (704, 28644311), (781, 25820224), (878, 22967648), (919, 21942976), (1136, 17751404), (1562, 12910112), (1756, 11483824), (1838, 10971488), (2272, 8875702), (3124, 6455056), (3512, 5741912), (3676, 5485744), (4544, 4437851), (4829, 4175936), (6248, 3227528), (7024, 2870956), (7352, 2742872), (9658, 2087968), (10109, 1994816), (12496, 1613764), (14048, 1435478), (14704, 1371436), (19316, 1043984), (20218, 997408), (24992, 806882), (28096, 717739), (29408, 685718), (31169, 646976), (38632, 521992), (40436, 498704), (49984, 403441), (58816, 342859), (62338, 323488), (65249, 309056), (77264, 260996), (80872, 249352), (124676, 161744), (130498, 154528)]