20163687213

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{14369}}^1$

素因数の和:14673

約数の個数: 32

約数和(自身を含む): 28252569600

約数和(自身を除く): 8088882387

約数列:

[1, 3, 31, 79, 93, 191, 237, 573, 2449, 5921, 7347, 14369, 15089, 17763, 43107, 45267, 445439, 467759, 1135151, 1336317, 1403277, 2744479, 3405453, 8233437, 35189681, 85078849, 105569043, 216813841, 255236547, 650441523, 6721229071, 20163687213]

約数ペア:

[(1, 20163687213), (3, 6721229071), (31, 650441523), (79, 255236547), (93, 216813841), (191, 105569043), (237, 85078849), (573, 35189681), (2449, 8233437), (5921, 3405453), (7347, 2744479), (14369, 1403277), (15089, 1336317), (17763, 1135151), (43107, 467759), (45267, 445439)]