20827464

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{123973}}^1$

素因数の和:123989

約数の個数: 32

約数和(自身を含む): 59507520

約数和(自身を除く): 38680056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 123973, 247946, 371919, 495892, 743838, 867811, 991784, 1487676, 1735622, 2603433, 2975352, 3471244, 5206866, 6942488, 10413732, 20827464]

約数ペア:

[(1, 20827464), (2, 10413732), (3, 6942488), (4, 5206866), (6, 3471244), (7, 2975352), (8, 2603433), (12, 1735622), (14, 1487676), (21, 991784), (24, 867811), (28, 743838), (42, 495892), (56, 371919), (84, 247946), (168, 123973)]