18937048

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10711}}^1$

素因数の和:10747

約数の個数: 32

約数和(自身を含む): 40491360

約数和(自身を除く): 21554312

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 10711, 21422, 42844, 85688, 139243, 182087, 278486, 364174, 556972, 728348, 1113944, 1456696, 2367131, 4734262, 9468524, 18937048]

約数ペア:

[(1, 18937048), (2, 9468524), (4, 4734262), (8, 2367131), (13, 1456696), (17, 1113944), (26, 728348), (34, 556972), (52, 364174), (68, 278486), (104, 182087), (136, 139243), (221, 85688), (442, 42844), (884, 21422), (1768, 10711)]