19252863

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 35143680

約数和(自身を除く): 15890817

約数列:

[1, 3, 7, 9, 21, 23, 27, 43, 63, 69, 103, 129, 161, 189, 207, 301, 309, 387, 483, 621, 721, 903, 927, 989, 1161, 1449, 2163, 2369, 2709, 2781, 2967, 4347, 4429, 6489, 6923, 7107, 8127, 8901, 13287, 16583, 19467, 20769, 21321, 26703, 31003, 39861, 49749, 62307, 63963, 93009, 101867, 119583, 149247, 186921, 279027, 305601, 447741, 713069, 837081, 916803, 2139207, 2750409, 6417621, 19252863]

約数ペア:

[(1, 19252863), (3, 6417621), (7, 2750409), (9, 2139207), (21, 916803), (23, 837081), (27, 713069), (43, 447741), (63, 305601), (69, 279027), (103, 186921), (129, 149247), (161, 119583), (189, 101867), (207, 93009), (301, 63963), (309, 62307), (387, 49749), (483, 39861), (621, 31003), (721, 26703), (903, 21321), (927, 20769), (989, 19467), (1161, 16583), (1449, 13287), (2163, 8901), (2369, 8127), (2709, 7107), (2781, 6923), (2967, 6489), (4347, 4429)]