20669124

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1021}}^1$

素因数の和:1276

約数の個数: 48

約数和(自身を含む): 55400576

約数和(自身を除く): 34731452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 241, 482, 723, 964, 1021, 1446, 1687, 2042, 2892, 3063, 3374, 4084, 5061, 6126, 6748, 7147, 10122, 12252, 14294, 20244, 21441, 28588, 42882, 85764, 246061, 492122, 738183, 984244, 1476366, 1722427, 2952732, 3444854, 5167281, 6889708, 10334562, 20669124]

約数ペア:

[(1, 20669124), (2, 10334562), (3, 6889708), (4, 5167281), (6, 3444854), (7, 2952732), (12, 1722427), (14, 1476366), (21, 984244), (28, 738183), (42, 492122), (84, 246061), (241, 85764), (482, 42882), (723, 28588), (964, 21441), (1021, 20244), (1446, 14294), (1687, 12252), (2042, 10122), (2892, 7147), (3063, 6748), (3374, 6126), (4084, 5061)]