19743171

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1907}}^1$

素因数の和:1963

約数の個数: 32

約数和(自身を含む): 32970240

約数和(自身を除く): 13227069

約数列:

[1, 3, 7, 17, 21, 29, 51, 87, 119, 203, 357, 493, 609, 1479, 1907, 3451, 5721, 10353, 13349, 32419, 40047, 55303, 97257, 165909, 226933, 387121, 680799, 940151, 1161363, 2820453, 6581057, 19743171]

約数ペア:

[(1, 19743171), (3, 6581057), (7, 2820453), (17, 1161363), (21, 940151), (29, 680799), (51, 387121), (87, 226933), (119, 165909), (203, 97257), (357, 55303), (493, 40047), (609, 32419), (1479, 13349), (1907, 10353), (3451, 5721)]