20199773559

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{75937}}^1$

素因数の和:76239

約数の個数: 32

約数和(自身を含む): 31493007360

約数和(自身を除く): 11293233801

約数列:

[1, 3, 7, 21, 53, 159, 239, 371, 717, 1113, 1673, 5019, 12667, 38001, 75937, 88669, 227811, 266007, 531559, 1594677, 4024661, 12073983, 18148943, 28172627, 54446829, 84517881, 127042601, 381127803, 961893979, 2885681937, 6733257853, 20199773559]

約数ペア:

[(1, 20199773559), (3, 6733257853), (7, 2885681937), (21, 961893979), (53, 381127803), (159, 127042601), (239, 84517881), (371, 54446829), (717, 28172627), (1113, 18148943), (1673, 12073983), (5019, 4024661), (12667, 1594677), (38001, 531559), (75937, 266007), (88669, 227811)]