20505072

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61027}}^1$

素因数の和:61045

約数の個数: 40

約数和(自身を含む): 60539776

約数和(自身を除く): 40034704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 61027, 122054, 183081, 244108, 366162, 427189, 488216, 732324, 854378, 976432, 1281567, 1464648, 1708756, 2563134, 2929296, 3417512, 5126268, 6835024, 10252536, 20505072]

約数ペア:

[(1, 20505072), (2, 10252536), (3, 6835024), (4, 5126268), (6, 3417512), (7, 2929296), (8, 2563134), (12, 1708756), (14, 1464648), (16, 1281567), (21, 976432), (24, 854378), (28, 732324), (42, 488216), (48, 427189), (56, 366162), (84, 244108), (112, 183081), (168, 122054), (336, 61027)]