19492707

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 30191616

約数和(自身を除く): 10698909

約数列:

[1, 3, 13, 23, 31, 39, 69, 93, 299, 403, 701, 713, 897, 1209, 2103, 2139, 9113, 9269, 16123, 21731, 27339, 27807, 48369, 65193, 209599, 282503, 499813, 628797, 847509, 1499439, 6497569, 19492707]

約数ペア:

[(1, 19492707), (3, 6497569), (13, 1499439), (23, 847509), (31, 628797), (39, 499813), (69, 282503), (93, 209599), (299, 65193), (403, 48369), (701, 27807), (713, 27339), (897, 21731), (1209, 16123), (2103, 9269), (2139, 9113)]