20078586

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4409}}^1$

素因数の和:4451

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 29454534

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 138, 198, 207, 253, 414, 506, 759, 1518, 2277, 4409, 4554, 8818, 13227, 26454, 39681, 48499, 79362, 96998, 101407, 145497, 202814, 290994, 304221, 436491, 608442, 872982, 912663, 1115477, 1825326, 2230954, 3346431, 6692862, 10039293, 20078586]

約数ペア:

[(1, 20078586), (2, 10039293), (3, 6692862), (6, 3346431), (9, 2230954), (11, 1825326), (18, 1115477), (22, 912663), (23, 872982), (33, 608442), (46, 436491), (66, 304221), (69, 290994), (99, 202814), (138, 145497), (198, 101407), (207, 96998), (253, 79362), (414, 48499), (506, 39681), (759, 26454), (1518, 13227), (2277, 8818), (4409, 4554)]