19523336

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 44928000

約数和(自身を除く): 25404664

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 59, 76, 118, 133, 152, 236, 266, 311, 413, 472, 532, 622, 826, 1064, 1121, 1244, 1652, 2177, 2242, 2488, 3304, 4354, 4484, 5909, 7847, 8708, 8968, 11818, 15694, 17416, 18349, 23636, 31388, 36698, 41363, 47272, 62776, 73396, 82726, 128443, 146792, 165452, 256886, 330904, 348631, 513772, 697262, 1027544, 1394524, 2440417, 2789048, 4880834, 9761668, 19523336]

約数ペア:

[(1, 19523336), (2, 9761668), (4, 4880834), (7, 2789048), (8, 2440417), (14, 1394524), (19, 1027544), (28, 697262), (38, 513772), (56, 348631), (59, 330904), (76, 256886), (118, 165452), (133, 146792), (152, 128443), (236, 82726), (266, 73396), (311, 62776), (413, 47272), (472, 41363), (532, 36698), (622, 31388), (826, 23636), (1064, 18349), (1121, 17416), (1244, 15694), (1652, 11818), (2177, 8968), (2242, 8708), (2488, 7847), (3304, 5909), (4354, 4484)]