20145867732

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{129749}}^1$

素因数の和:130005

約数の個数: 72

約数和(自身を含む): 53841060000

約数和(自身を除く): 33695192268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 227, 228, 342, 454, 681, 684, 908, 1362, 2043, 2724, 4086, 4313, 8172, 8626, 12939, 17252, 25878, 38817, 51756, 77634, 129749, 155268, 259498, 389247, 518996, 778494, 1167741, 1556988, 2335482, 2465231, 4670964, 4930462, 7395693, 9860924, 14791386, 22187079, 29453023, 29582772, 44374158, 58906046, 88359069, 88748316, 117812092, 176718138, 265077207, 353436276, 530154414, 559607437, 1060308828, 1119214874, 1678822311, 2238429748, 3357644622, 5036466933, 6715289244, 10072933866, 20145867732]

約数ペア:

[(1, 20145867732), (2, 10072933866), (3, 6715289244), (4, 5036466933), (6, 3357644622), (9, 2238429748), (12, 1678822311), (18, 1119214874), (19, 1060308828), (36, 559607437), (38, 530154414), (57, 353436276), (76, 265077207), (114, 176718138), (171, 117812092), (227, 88748316), (228, 88359069), (342, 58906046), (454, 44374158), (681, 29582772), (684, 29453023), (908, 22187079), (1362, 14791386), (2043, 9860924), (2724, 7395693), (4086, 4930462), (4313, 4670964), (8172, 2465231), (8626, 2335482), (12939, 1556988), (17252, 1167741), (25878, 778494), (38817, 518996), (51756, 389247), (77634, 259498), (129749, 155268)]