19558744

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{313}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 37642320

約数和(自身を除く): 18083576

約数列:

[1, 2, 4, 8, 73, 107, 146, 214, 292, 313, 428, 584, 626, 856, 1252, 2504, 7811, 15622, 22849, 31244, 33491, 45698, 62488, 66982, 91396, 133964, 182792, 267928, 2444843, 4889686, 9779372, 19558744]

約数ペア:

[(1, 19558744), (2, 9779372), (4, 4889686), (8, 2444843), (73, 267928), (107, 182792), (146, 133964), (214, 91396), (292, 66982), (313, 62488), (428, 45698), (584, 33491), (626, 31244), (856, 22849), (1252, 15622), (2504, 7811)]