19305909

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{10567}}^1$

素因数の和:10609

約数の個数: 24

約数和(自身を含む): 32972160

約数和(自身を除く): 13666251

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 10567, 31701, 73969, 95103, 221907, 306443, 665721, 919329, 2145101, 2757987, 6435303, 19305909]

約数ペア:

[(1, 19305909), (3, 6435303), (7, 2757987), (9, 2145101), (21, 919329), (29, 665721), (63, 306443), (87, 221907), (203, 95103), (261, 73969), (609, 31701), (1827, 10567)]