20143046495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{420479}}^1$

素因数の和:420575

約数の個数: 32

約数和(自身を含む): 28821381120

約数和(自身を除く): 8678334625

約数列:

[1, 5, 11, 13, 55, 65, 67, 143, 335, 715, 737, 871, 3685, 4355, 9581, 47905, 420479, 2102395, 4625269, 5466227, 23126345, 27331135, 28172093, 60128497, 140860465, 300642485, 309893023, 366237209, 1549465115, 1831186045, 4028609299, 20143046495]

約数ペア:

[(1, 20143046495), (5, 4028609299), (11, 1831186045), (13, 1549465115), (55, 366237209), (65, 309893023), (67, 300642485), (143, 140860465), (335, 60128497), (715, 28172093), (737, 27331135), (871, 23126345), (3685, 5466227), (4355, 4625269), (9581, 2102395), (47905, 420479)]