20583591

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{463}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 32962560

約数和(自身を除く): 12378969

約数列:

[1, 3, 7, 21, 29, 73, 87, 203, 219, 463, 511, 609, 1389, 1533, 2117, 3241, 6351, 9723, 13427, 14819, 33799, 40281, 44457, 93989, 101397, 236593, 281967, 709779, 980171, 2940513, 6861197, 20583591]

約数ペア:

[(1, 20583591), (3, 6861197), (7, 2940513), (21, 980171), (29, 709779), (73, 281967), (87, 236593), (203, 101397), (219, 93989), (463, 44457), (511, 40281), (609, 33799), (1389, 14819), (1533, 13427), (2117, 9723), (3241, 6351)]