20764716

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1381}}^1$

素因数の和:1574

約数の個数: 48

約数和(自身を含む): 55722240

約数和(自身を除く): 34957524

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 179, 358, 537, 716, 1074, 1253, 1381, 2148, 2506, 2762, 3759, 4143, 5012, 5524, 7518, 8286, 9667, 15036, 16572, 19334, 29001, 38668, 58002, 116004, 247199, 494398, 741597, 988796, 1483194, 1730393, 2966388, 3460786, 5191179, 6921572, 10382358, 20764716]

約数ペア:

[(1, 20764716), (2, 10382358), (3, 6921572), (4, 5191179), (6, 3460786), (7, 2966388), (12, 1730393), (14, 1483194), (21, 988796), (28, 741597), (42, 494398), (84, 247199), (179, 116004), (358, 58002), (537, 38668), (716, 29001), (1074, 19334), (1253, 16572), (1381, 15036), (2148, 9667), (2506, 8286), (2762, 7518), (3759, 5524), (4143, 5012)]