19491003

素因数分解:

$3^3\times 7^1\times {\mathrm{281}}^1\times {\mathrm{367}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 33208320

約数和(自身を除く): 13717317

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 281, 367, 843, 1101, 1967, 2529, 2569, 3303, 5901, 7587, 7707, 9909, 17703, 23121, 53109, 69363, 103127, 309381, 721889, 928143, 2165667, 2784429, 6497001, 19491003]

約数ペア:

[(1, 19491003), (3, 6497001), (7, 2784429), (9, 2165667), (21, 928143), (27, 721889), (63, 309381), (189, 103127), (281, 69363), (367, 53109), (843, 23121), (1101, 17703), (1967, 9909), (2529, 7707), (2569, 7587), (3303, 5901)]