19540584

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 61139520

約数和(自身を除く): 41598936

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 137, 168, 252, 274, 283, 411, 504, 548, 566, 822, 849, 959, 1096, 1132, 1233, 1644, 1698, 1918, 1981, 2264, 2466, 2547, 2877, 3288, 3396, 3836, 3962, 4932, 5094, 5754, 5943, 6792, 7672, 7924, 8631, 9864, 10188, 11508, 11886, 15848, 17262, 17829, 20376, 23016, 23772, 34524, 35658, 38771, 47544, 69048, 71316, 77542, 116313, 142632, 155084, 232626, 271397, 310168, 348939, 465252, 542794, 697878, 814191, 930504, 1085588, 1395756, 1628382, 2171176, 2442573, 2791512, 3256764, 4885146, 6513528, 9770292, 19540584]

約数ペア:

[(1, 19540584), (2, 9770292), (3, 6513528), (4, 4885146), (6, 3256764), (7, 2791512), (8, 2442573), (9, 2171176), (12, 1628382), (14, 1395756), (18, 1085588), (21, 930504), (24, 814191), (28, 697878), (36, 542794), (42, 465252), (56, 348939), (63, 310168), (72, 271397), (84, 232626), (126, 155084), (137, 142632), (168, 116313), (252, 77542), (274, 71316), (283, 69048), (411, 47544), (504, 38771), (548, 35658), (566, 34524), (822, 23772), (849, 23016), (959, 20376), (1096, 17829), (1132, 17262), (1233, 15848), (1644, 11886), (1698, 11508), (1918, 10188), (1981, 9864), (2264, 8631), (2466, 7924), (2547, 7672), (2877, 6792), (3288, 5943), (3396, 5754), (3836, 5094), (3962, 4932)]