19315514

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{11821}}^1$

素因数の和:11885

約数の個数: 16

約数和(自身を含む): 31210080

約数和(自身を除く): 11894566

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 11821, 23642, 224599, 449198, 508303, 1016606, 9657757, 19315514]

約数ペア:

[(1, 19315514), (2, 9657757), (19, 1016606), (38, 508303), (43, 449198), (86, 224599), (817, 23642), (1634, 11821)]