20183488221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{707969}}^1$

素因数の和:708045

約数の個数: 32

約数和(自身を含む): 31399885440

約数和(自身を除く): 11216397219

約数列:

[1, 3, 13, 17, 39, 43, 51, 129, 221, 559, 663, 731, 1677, 2193, 9503, 28509, 707969, 2123907, 9203597, 12035473, 27610791, 30442667, 36106419, 91328001, 156461149, 395754671, 469383447, 517525339, 1187264013, 1552576017, 6727829407, 20183488221]

約数ペア:

[(1, 20183488221), (3, 6727829407), (13, 1552576017), (17, 1187264013), (39, 517525339), (43, 469383447), (51, 395754671), (129, 156461149), (221, 91328001), (559, 36106419), (663, 30442667), (731, 27610791), (1677, 12035473), (2193, 9203597), (9503, 2123907), (28509, 707969)]